Back in November of 2010, we learned that Zac Efron got himself all beefed up and buzz cut for a new film called The Lucky One. This morning, Zac made an appearance on CBS Sunday Morning to promote this month's release of this film and was asked about his heartthrob status. Now, you may recall that Zac became a star setting hearts aflutter in the High School Musical films but, apparently, now that he's all grown up ... ...