Zac Efron makes waves! Carrie Underwood plays ball! Plus: Who rocked a mechanical rhino?
Credit: Splash News Online
Updated: Monday Aug 16, 2010 | 06:00 AM EDT
By: Alison Schwartz
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Surf's up, Zac! The actor hangs ten with his little brother (not pictured) as he hit up Hawaii in June for the Maui Film Festival.
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