Zac Efron over the years: 21 sexiest stares (Photos)

Slideshow posted in Photos | Wednesday, September 18, 2013

4 of 21: The 'Oh-Yeah-I'm-Staring-Whaaaat' stare: Zac Efron appears at the premiere of 'That Awkward Moments' in New York on Jan. 22, 2014. ( Photo / Amanda Schwab / Startraksphoto.com)