HOT GALLERY: Zac Efron Stays Sexy While Surfing

Zac Efron is quite the surfing stud! Zac visited Bondi Beach on Tuesday in Sydney, Australia, and braved the water as he took surfing lessons. How good does he look in a surf shirt?

OK! HOT GALLERY: ZAC EFRON STILL ACTING SHADY

Zac is man enough to admit when he needs help, and champion Australian surfer Layne Beachley was more than happy to show him how to work the waves!

OK! HOT GALLERY: ZAC EFRON STAYS SHADY IN BEVERLY HILLS

Even the surf shirt was no match to hide the High School Musical star's muscles as he splashed around during his waterlogged lesson.

OK! HOT GALLERY: ZAC & VANESSA VENTURE TO SEE AVATAR

But don't worry, Zac didn't lose his favorite shades in the water — as soon as he was done, they went right back on his face!