Zac Efron takes readers' questions for Time magazine. He talks about his new movie, Me and Orson Welles, whose career he'd like to emulate, you know, the standard stuff. But then it gets really interesting and Zac gives his never before revealed tips on how to get that perfectly mussed up hairdo he -- and Robert Pattinson, now that we think of it -- wears. Zac's secret is to wash his hair before going to bed at night, then sleep on it. In the morning, it's already messy. He just adds hair product (he didn't say which one, but it's probably a gel), comb and muss it up more. Voila! Perfectly mussed up hair. Take a look: