Concert update

Polyphonic Spree at Avalon July 2 at 8 p.m. Tickets, $18, on sale Saturday at 10 a.m.

Zach Galifianakis at the Berklee Performance Center July 7 at 8 p.m. Tickets, $28.50, on sale tomorrow at 10 a.m.

311 with Matisyahu and English Beat at the Tweeter Center July 29 at 7 p.m. Tickets, $25 and $35, on sale Saturday at 10 a.m. Crowded House at the Bank of America Pavilion Aug. 5 at 7:30 p.m. Tick ets, $25, $35, and $45, on sale Monday at 10 a.m.

Projekt Revolution starring Linkin Park with My Chemical Romance, Taking Back Sunday, HIM, and more at the Tweeter Center Aug. 24 at 1 p.m. Tickets, $24.50, $44.50, $54.50, and $70, on sale Saturday at 10 a.m.

Aquabats at Avalon Aug. 25 at 6:30 p.m. Tickets, $15.25 in advance, $17 day of show, on sale Friday at 10 a.m.

Pat Green at Avalon Aug. 29 at 8 p.m. Tickets, $17.50 in advance, $20 day of show, on sale Saturday at 10 a.m.

Steve Vai at the Berklee Performance Center Oct. 4 at 7:30 p.m. Tickets, $25 and $35, on sale Friday at 10 a.m.