People News Zac Efron on his sobriety: "What I found is structure" 05/20/2016 Zac Efron says sobriety gave him structure and a renewed purpose. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Zac Efron Seth Rogen Rose Byrne Chloe Grace Moretz High School Musical Neighbors 2: Sorority Rising Neighbors