Tickets are on sale for KCCN FM 100's Birthday Bash 17, poised to be the biggest show of the summer. The event is set for July 27-28 at the Waikiki Shell.

Through June 30, tickets are $16 for general admission lawn seating and $17 for terrace seating. From July 1, the prices will be $21 for lawn and $22.50 for terrace. Two-day discounted tickets also are available for $31 for lawn and $33 for terrace.

The July 27 lineup will feature Natural Vibrations, Katchafire, Ekolu, Kapena, B.E.T., Kawao, Next Generation and a Battle of Bash winner. (The bash victor will be selected in an ongoing competition at Dave & Buster's at Ward Entertainment Center.)

The July 28 program will showcase Fiji, Katchafire, the Mana'o Company, Koauka, Homomua, Beach 5, The Opihi Pickers and Kaipo, plus a Battle of the Sexes segment featuring Lina Girl and Pipi in a stage duel with members of Mana'o Company and Na Wai Ho'olu'u o Ke Anuenue, with the audience selecting the winner.

The first 5,000 people through the gate each night will receive an FM 100 Birthday Bash messenger bag.

Reach Wayne Harada at wharada@honoluluadvertiser.com.