The √ indicates admission is $5 or less, or free. Full-price admission is listed; the * denotes discounts (or free) for students, seniors, military, members, children and/or advance purchase. Call venue for details.

SPECIAL

REGGAE ON THE ROCKS, music festival with Freddie McGregor, Da'Ville, Half Pint, Mad Cobra with Island artists; 2-10 p.m.; Waikiki Shell; $20, $30; 877-750-4400, www.ticketmaster.com.

CONCERTS

"IN THE MOOD," a 1940s musical revue; 2 and 7 p.m.; Hawai'i Theatre; $35*-$75* evening, $30*-$75* matinee; 528-0506, www.hawaiitheatre.com.

√ "WHEN IN OUR MUSIC GOD IS GLORIFIED," performance by music ministry of Harris United Methodist Church Chancel Choir, the Praise Team, Children and Youth Choir and Handbell Ringers; 4 p.m.; Harris United Methodist Church; free; 536-9602.

INDIAN CLASSICAL MUSIC, with pandit Tarun Bhattacharya, maestro Aloke Dasgupta and Abhishek Basu, a benefit for Cry.org; 4-6:30 p.m.; Art Building Auditorium, UH-Manoa; $15; 946-2020.

INCREASE THE PEACE, a benefit for Amnesty International and Genocide Intervention Network, with Black Square, Pressure Drop, Nigel, raffle and silent auction; 4-8 p.m.; Pipeline Cafe; $12*; increasethepeacehawaii@gmail.com.

√ "What a Wonderful World," 47th annual spring concert by the Hawaii Youth Opera Chorus; 7 p.m., Kawaiaha'o Church; free.

AN AMERICAN SONGBOOK, with Hawaii Vocal Arts Ensemble, featuring selections by Irving Berlin, Jerome Kern, George Gershwin, Cole Porter and more; 7:30 p.m.; Mystical Rose Oratory, Chaminade; repeats 4 p.m. Sunday; $35*; 550-8457, www.honoluluboxoffice.com.

ANTON KUERTI performs works by Beethoven; 7:30 p.m.; Honolulu Academy of Arts; $30*; 532-8700.

STEVEN INGLIS AND SHAWN LIVINGSTON MOSELEY, slack-key guitar and piano; 7:30 p.m.; Atherton Performing Arts Studio; $20*; 955-8821.

DANCE

HAWAII SECONDARY SCHOOLS HULA KAHIKO COMPETITION, ancient hula performances of students in public and private schools, sponsored by the Kalihi-Palama Culture & Arts Society, Inc.; 10 a.m.; Kamehameha Schools, Kekuhaupi'o Gymnasium; $8; 521-6905.

CONTRADANCE, with music by Whiskey Starship, dances will be taught; 7:30 p.m.; Kapi'olani Community College Chapel; $7* donation; 392-8774.

"PAINT BY NUMBER," dance, live music and paint, presented by IONA Contemporary Dance Theatre; 8 p.m.; Cupola Theatre, Honolulu Design Center; repeats 8 p.m. Sunday; $35, $40, $45; 528-0506, www.hawaiitheatre.com.

NATURE

√ ULUPAINA, 4-mile, intermediate hike; 8 a.m.; meet at 'Iolani Palace; $2 donation; 384-4821.

√ "OUR KULEANA: ENDANGERED SPECIES," in celebration of Endangered Species Day, with lab tours, demonstrations and more; 9 a.m.-4 p.m.; Lyon Arboretum; free; 988-0456.

FAMILY

√ NEW BABY EXPO, with more than 150 exhibitors, activities, baby-crawling contest, children's activity area and more; 10 a.m.-5 p.m.; Blaisdell Exhibition Hall; repeats 10 a.m.-5 p.m. Sunday; $4.50; 239-7777, www.newbabyandkids.com.

TERRIFIC TERRARIUMS, explore the plants and animals that live in the forest, put together your own terrarium, bring clear one gallon container or jar; 1:30-3:30 p.m.; Hawai'i Nature Center; 3 and older; $14 parent/child team; 955-0100.

FESTIVALS

SAMOAN CULTURAL HIGH SCHOOLS ARTS FESTIVAL, Samoan traditions, exhibitions and more; 9 a.m.; Polynesian Cultural Center, Pacific Theater; $8*; 293-3333.

√ WAHIAWA PINEAPPLE FESTIVAL AND PARADE, with pineapple-themed food, trolley tours, displays, keiki games and more; 9 a.m. parade, 10 a.m.-4 p.m. festival; Wahiawa District Park; free; 227-8229, www.HawaiiPineappleFestival.com.

√ ARTFEST, handcrafted products by local artisans, food, entertainment and more; 9 a.m.-4 p.m.; Kapi'olani Park; repeats 9 a.m.-4 p.m. Sunday; free; 637-5337.

√ BEN FRANKLIN GRAD FAIR, with handcrafted gift items for sale; 10 a.m.-3 p.m.; Enchanted Lake Shopping Center, Kailua; free; 261-4621.

√ E MALAMA I KE KAI OCEAN AWARENESS FESTIVAL, crafts, food, Keiki Fun Zone, entertainment by Natural Vibrations, Pilioha, Kawika Trask and more, to benefit Punana Leo o Kawaiaha'o; 10 a.m.-5 p.m.; Kapi'olani Park Bandstand; free; 536-7999, http://emalamaikekai.org.

√ HAWAII BOOK & MUSIC FESTIVAL 2008, featuring authors, poets, storytellers, presentations, performances and more; 10 a.m.-5 p.m.; Frank F. Fasi Civic Grounds, Honolulu Hale; repeats 10 a.m.-5 p.m. Sunday; free; 595-3003.

ETC.

√ INFLATION-FIGHTER BAZAAR, to help fund church repairs; 10 a.m.; Waipahu United Church of Christ; free; 677-3317.

√ RAKU HO'OLAULE'A, tea bowl lecture and demo; 10 a.m.-12 p.m.; East-West Center Tea House; also Tea Bowl Workshop; 12-5 p.m.; UH-Manoa Ceramics Lab; free; 521-3282.

√ SEMI-ANNUAL BOOK SALE, presented by the Friends of Waipahu Public Library; 10 a.m.-3 p.m.; Waipahu Public Library; free; 675-0358.

√ HAWAI'I KAI PUBLIC LIBRARY BOOK SALE, presented by the Friends of the Hawai'i Kai Public Library, 10 a.m.-4 p.m.; Hawai'i Kai Public Library; repeats 10 a.m.-4 p.m. Sunday; free; 397-5833.

√ "THE ABC'S OF ORCHIDS," with Scot Mitamura, orchid horticulturist for the Honolulu Botanical Garden; 10:30 a.m.; Kailua Public Library; free; 266-9911.

HABILITAT'S 8TH ANNUAL LUAU, AUCTION AND BENEFIT CONCERT; hosted by Da Braddahs, with performances by Willie K, Robi Kahakalau and Jeff Rasmussen, Matarii Tahiti and Tunui's Royal Polynesians; 11 a.m.-5 p.m.; Windward Community College; $30*; 235-3691, www.habilitat.com.

√ PRESENTATION DAY, an expo for community change, hosted by Hawaii People's Fund and Hawaii Community Foundation; 2:30-5 p.m.; YWCA of Oahu, 1040 Richards St.; free; 845-4800.

"PORTS OF CALL" SYMPHONY BALL, with the "Marketplaces of the World" silent auction, gourmet dinner and dancing to the music of the orchestra; 5:30 p.m.; Hawai'i Convention Center, Kalakaua Ballroom; $300; 943-3500.

HUGS 25TH ANNIVERSARY FUNDRAISER DINNER, with Broadway show vignettes by Kristian Lei, shopping opportunities, live auction and more, to benefit HUGS; 6 p.m.; Royal Hawaiian hotel, Monarch Room; $150*; 732-4846, www.hugslove.org.

WORLD FIREKNIFE COMPETITION, final competition during intermission of both "Horizons" shows; 6 and 9 p.m.; Polynesian Cultural Center, Pacific Theater; $43; 293-3333.

"LE BIZZARE," featuring Brandy Lee and friends, drag show followed by dancing and Midnite Madness Drag Show; 9 p.m.; La Salle Ballroom, Pagoda Hotel; repeats 9 p.m. through May 31;$49.50 dinner and show, $20 show; 545-2820.

ONE-TIME GIGS

YOUTH SPEAKS HAWAII MONTHLY POETRY SLAM, mike reserved for teens only, supported by The State Foundation on Culture and the Arts; 3:30-5 p.m.; The ARTS at Marks Garage; free; 521-2903.

JUSTIN JAMES; 4-7 p.m.; Ala Moana Center, Mai Tai Bar; also One Drop; 9:30 p.m.-12:30 a.m.; 947-2900.

BARON BENTO, with hula; 4:15-7:15 p.m.; The Royal Hawaiian hotel, Mai Tai Bar; 923-7311.

DERRICK LEE; 5-6 p.m.; Hyatt Regency Waikiki, Elegant Dive; 923-1234.

DAYTON WATANABE; 5-8 p.m.; Hilton Hawaiian Village, Tropics; 949-4321.

WILLIE K.; 6:45-8:45 p.m.; Chai's Island Bistro; 585-0011.

UPRITE DUB ORCHESTRA, Jamaican ska and hip hop; 8 p.m.; Indigo Eurasian Cuisine; 537-4164.

DISCOBALL, '70s disco party, with DJs G-Spot, Quiksilva and SovernT; 8 p.m.-2 a.m.; Bar 35; 21 and older; $10*; 877-874-16683, www.doubleo-spot.com.

SATOMI YARIMIZO JAZZ QUARTET, with Stafford Hunter, New York trombonist; 8:30 p.m.; The Dragon Upstairs; 526-1411.

H20, old-school rock; 8:30 p.m.-12 a.m.; Gordon Biersch; 599-4877.

86 LIST, with Commando, Miss Buddah and We Battle On; 9 p.m.; Anna Bannana's; 18 and older; $7; 946-5190.

PIMPBOT; 9 p.m.; The Hideaway Club, Air Station Barbers Point; 682-2731.

JON BASEBASE; 9 p.m.-12 a.m.; Marriott Ihilani Resort and Spa at Ko Olina, Hokulea Lounge; 679-0079.

ANALOG, alternative; 9 p.m.-1 a.m.; Kemo'o Farms; 621-1835.

FRIENDS OF ADAM; 9 p.m.-1:30 a.m.; Sand Island R&B; 21 and older; 847-5001.

GARDEN BAR; 9 p.m.-2 a.m.; thirtyninehotel; 599-2552.

MA'ACHO & Cool CONNECTION, reggae jazz with Jamaican vocals; 9 p.m.-2 a.m.; Jazz Minds Art & Cafe; 945-0800.

SKYLINE, featuring 80z All Stars, DJs and more; 9 p.m.-2 a.m.; Sheraton Waikiki hotel, Cobalt Lounge at the Hanohano Room; $15; 922-4422.

FUNK YOU! with DJs John Hookah, Daniel J, G-Spot, Ikon and PSI; 9 p.m.-4 a.m.; The Shop; 591-3500, www.groovetickets.com.

4D, classic, alternative, modern rock, funk and reggae; 9:30 p.m.-12:30 a.m.; Bob's Sports Bar; 263-7669.

TECHNICAL DIFFICULTY; 9:30 p.m.-1:30 a.m.; Tropics; 21 and older; 262-3343.

HOORAY FOR HOLLYWOOD! featuring Derek Daniels, Kamalani Wilson, Jerrine Jerrfries, Allison Maldonado, Allyson Dorothy and Cat Carlson; 10 p.m.; Hula's Bar & Lei Stand; 923-0669.

NIGHT FEVER, with DJ Harvey; 10 p.m.; thirtyninehotel; $10; 599-2552.

DANCE VENUES

FLASHBACK SATURDAYS, '70s, '80s and '90s music; 9 p.m.-3:30 a.m.; Rumours; 955-4811.

NAKED RHYTHM SATURDAYS, with DJs Betty and Dawn; 9 p.m.-2 a.m.; Doraku, Royal Hawaiian Center; 922-3323.

SALSA DANCING, with DJ Rod el Moreno; 8:30 p.m.-12 a.m.; Dream to Dance, No. 201; 734-0264.

DJ COOL CAMERON, country and classic rock; 9 p.m.-4 a.m.; Nashville Waikiki; 926-7911.

HOUSE OF ISIS, with DJs Big John, Billy G, 21 and older; 9 p.m.-4 a.m.; Zanzabar; 924-3939.

EMPIRE, house, hip-hop and more, with DJs; 9 p.m.-4 a.m.; Lotus Soundbar; 21 and older; www.myspace.com/doubleospot.

DRAGONFLY ROOM, hip-hop, R&B, neo soul with DJ Anit; 9:30 p.m.-2 a.m.; Wonder Lounge at the Wonderland, W Honolulu; 922-3734.

PAPER DOLL REVUE DRAG SHOW, 9:45 p.m.; Fusion Waikiki; also, Men of Fusion male revue, 12 a.m.; 924-2422.

SALSA SABADO EN LA NOCHE, with DJs and Las Friikiitona's models, 18 and older; 10 p.m.-1:45 a.m.; Cafe Che Pasta; 524-0004.

SABADOS ... CON SABOR A SALSA!, with DJs Mano Lopez and Don Armando; 10 p.m.-2 a.m.; Tio's Garage & Taco Station; www.tiosgarage.com.

RICE CRACKER, with DJs Deve1der, XL, G-Spot; 10 p.m.-2 a.m.; Chai's Island Bistro; 585-0011, www.architechshawaii.com.

THE A-LIST, with DJs; 10 p.m.-2 a.m.; Bar 35; 537-3535.

KAMA SUTRA SATURDAYS, 18 and older; 10 p.m.-2 a.m.; The O Lounge; 944-8436.

SWAGGER, with guest DJ Sancon, DJs Jaytee, Jami, Compose, Eskae and more; 10 p.m.-4 a.m.; The Living Room, Fisherman's Wharf; 349-5848.

FLY, with DJs Jrama, Epic, Lava, go-go dancers, performances by Cirque Hawaii and more; 10 p.m.-4 a.m.; Cirque Hawaii; 753-4970.

MAD HATTER & STYLISH T SATURDAYS, rock, R&B, soul with DJ Ryan Sean and more; 10 p.m.-4 a.m.; Aaron's, Ala Moana Hotel; 955-4466.

LAS VENUS, 18 and older; 11:30 p.m.; Venus; also, all-male revue; 9 p.m.; 951-8671.

DJ KUTMASTER SPAZ; 12-4 a.m.; Coconut Willy's at Beach Walk; 921-9000.

LOUNGE ACTS

ERIC LEE AND SHAUNA SANBORN, with hula; 7:30-9:30 a.m.; ResortQuest Waikiki Beach Hotel; 922-2511.

LES AND TOMMY; 3-7:30 p.m.; Coconut Willy's at International Market Place; 923-9454.

CONCERTS ON THE BEACH, with Kapena; 4-6 p.m.; Duke's Canoe Club Waikiki; 922-2268.

SONNY KALUA, Hawaiian; 4-7 p.m.; Waikiki Beach Marriott, Loi Lounge; 922-6611.

ELLS SIMEONA & LAWRENCE KIDDER; 5-7 p.m.; RumFire; 1-866-952-3473, www.rumfirewaikiki.com.

20 DEGREES NORTH; 5-7 p.m.; Tiki's Grill & Bar; 923-8454.

STARR KALAHIKI, LENNY KEYS AND JOHN LUNDGREN, jazz; 5:30-8 p.m.; Star of Honolulu; 983-7827.

SOUNDS OF HAWAII; 5:30-8:30 p.m.; Don Ho's Island Grill; 528-0807.

GINNY TIU; 5:30-8:30 p.m.; Sheraton Waikiki hotel, Cobalt Lounge at the Hanohano Room; 922-4422.

NOHELANI CYPRIANO TRIO, and hula; 6-8 p.m.; Westin Moana Surfrider, Banyan Veranda; 922-3111.

ALI GARCIA, acoustic Latin music; 6-8:30 p.m.; Mexico Restaurant, 1247 N. School St.; 845-9059.

A POLYNESIAN SHOW, with Karla Akiona's halau; 6-8:30 p.m.; Sheraton Waikiki, poolside; 922-4422.

KUMUHAU; 6-9 p.m.; Sam Choy's Breakfast Lunch & Crab; 545-7979.

BLACKSAND, jazz; 6-10 p.m.; Ohana East Hotel, Chuck's Cellar; 923-4488.

SAM KAPU BAND, with halau; 6:15 p.m.; Sheraton Princess Ka'iulani, poolside; 922-5811.

FIVE O'CLOCK SHADOW, with Jesse and John; 6:30-9 p.m.; Nashville Waikiki; 926-7911.

OLD HAWAIIAN NIGHTS, concert series, with Vaihi; 6:30-9:30 p.m.; Waikiki Beach Marriott, Moana Terrace; 922-6611.

J.P. SMOKETRAIN, blues, contemporary; 6:30-9:30 p.m.; Planet Hollywood; 924-7877.

JEFF PETERSON, guitar; 6:30-10 p.m.; Michel's at the Colony Surf; 923-6552.

AUDY KIMURA, guitar/vocals; 6:30-10 p.m.; Hy's Steak House; 922-5555.

FIRE-KNIFE SHOW; 6:55 and 7:55 p.m.; Sheraton Waikiki hotel, poolside; 922-4422.

BOOGIE AND FRIENDS, Hawaiian, blues, jazz; 7-9 p.m.; Kona Brewing Co.'s Koko Marina Pub; 394-5662.

AINA KOA, HAUMEA AND WEYMOUTH, with Auntie Welina; 7-9 p.m.; Hula Grill Waikiki; 923-4852.

GREG MACDONALD DUO, with J&J; 7:30 p.m.; Embassy Suites Waikiki Beach Walk, Pakini Bar; 921-2345.

PILIKIA; 7:30 p.m.-12 a.m.; Chart House; 941-6660.

AUGIE REY; 7-10 p.m.; The Elks Club; 923-5722.

SOUL CAFE; 7-10 p.m.; Hyatt Regency Waikiki, Elegant Dive; 923-1234.

JOHNNY HELM; 7:30 p.m.; Tiki's Grill & Bar; 923-8454.

NIHOA DUO; 7:30-10:30 p.m.; The Royal Hawaiian hotel, Mai Tai Bar; 923-7311.

SUNWAY AND THE POSITIVITY, jazz, rock, pop; 7:30-10:30 p.m.; Pearl, Ala Moana Center; 944-8000.

DAVID SWANSON; 7:30-11 p.m.; The Kahala, Veranda; 739-8760.

OAHU SONGWRITERS GROUP; 8 p.m.; Hanks Cafe Honolulu; 526-1410.

SHIRLEY WALKER BAND; 8 p.m.-12:30 a.m.; Coconut Willy's at International Market Place; 923-9454.

DYNASTY!, with Kevin Mau, Tito Berinobis and George Cristobal; 8 p.m.-12:30 a.m.; Coconut Willy's at Beach Walk; 921-9000.

TRADEWINDS; 8-10 p.m.; Banana Patch Lounge, Miramar at Waikiki; $10; 722-7805, www.tradewinds.bizland.com.

ALBERT MALIGMAT; 8-10 p.m.; Westin Moana Surfrider, Beach Bar; 922-3111.

WASABI; 8-11 p.m.; Hilton Hawaiian Village, Tapa Bar; 949-4321.

KONA CHANG DUO; 8-11 p.m.; P.F. Chang's China Bistro, Royal Hawaiian Center; 628-6760.

ERIC LEE; 8:30-10:30 p.m.; Sheraton Waikiki, poolside; 922-4422.

ROCKY HOLMES AND TENNYSON STEPHENS, flute/clarinet/piano/vocals; 8:30 p.m.-12:30 a.m.; Halekulani, Lewers Lounge; 923-2311.

NATURAL T, blues rock; 9 p.m.; Arnold's Waikiki; 924-6887.

JASON ALAN, guitar, vocals; 9 p.m.-12 a.m.; Formaggio; 739-7719.

ALOHA PAUL DOYLE, contemporary, Hawaiian and karaoke; 9 p.m.-1 a.m.; Da Smoke House; 946-0233.

DOOLIN' RAKES; 9 p.m.-1 a.m.; O'Toole's Irish Pub; 536-4138.

ARSENIO THE BAND; 9 p.m.-2 a.m.; Beeman Center, Pearl Harbor. 382-9495.

PARADISE XS; 9 p.m.-1 a.m.; Kelley O'Neil's; 926-1777.

PIRANHA BROTHERS; 9 p.m.-1:30 a.m.; Irish Rose Saloon; 947-3414.

JOHNNY HELM; 10 p.m.; Holokai Grill; 924-7245.

JOE KINGSTON; 9:30-11:30 p.m.; Sheraton Princess Kaiulani lounge; 922-5811.

KAMOMI; 10 p.m.-12 a.m.; Canoe Hut Lounge, Pacific Marina Airport Inn; 836-1131.

CHRIS REGO AND VERNON SAKATA, guitar, vocals; 10 p.m.-1 a.m.; Formaggio Grill; 263-2633.

CHRIS YEH TRIO, with James Kraft and Omar Abing; 10 p.m.-1 a.m.; Soul de Cuba Cafe; 545-2822.

ELLSWORTH SIMEONA; 10 p.m.-12 a.m.; Tiki's Grill & Bar; 923-8454.

HAUMEA WARRINGTON; 10 p.m.-12 a.m.; Duke's Waikiki, Barefoot Bar; 922-2268.

BRENDAN; 1:30-3:30 a.m.; Kelley O'Neil's; 926-1777.