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

The 'This-Shirt-Is-Coming-Off-Soon' stare: Zach Efron arrives at the MTV Movie Awards on Sunday, April 13, 2014, at Nokia Theatre in Los Angeles. He won Best Shirtless Performance for his role in the movie 'That Awkward Moment,' and had his shirt ripped open by presenter Rita Ora. <span class=meta>(Lionel Hahn / AbacaUSA / Startraksphoto.com)</span>
April 14, 2014 12:25:06 PM PDT