Wish Zac a HAPPY BIRTHDAY tomorrow by joining TeamZE’s photo challenge! Tag your Twitter, Instagram and Tumblr posts with #HappyBirthdayZac to share them with the fan community all over the world! http://instagram.com/p/Q6BBR0m83xView more Zac Efron on WhoSay

Wish Zac a HAPPY BIRTHDAY tomorrow by joining TeamZE’s photo challenge! Tag your Twitter, Instagram and Tumblr posts with #HappyBirthdayZac to share them with the fan community all over the world! http://instagram.com/p/Q6BBR0m83x

View more Zac Efron on WhoSay