THR COVER: ZAC EFRON

Zac Efron on Career Reinvention, Addiction 'Struggle' and That Fight on Skid Row

The years since "High School Musical" have been hard on the former child star, replete with hits ("Hairspray"), misses ("Charlie St. Cloud") and substance abuse. Now, with "Neighbors," he's working on his life as an adult: "I needed to learn everything I did."