Celebrity Rehab Success Stories

With time and treatment, stars like Zac Efron, Ben Affleck and Demi Lovato found the way from rock bottom to tip-top shape

  • ZAC EFRON photo | Zac Efron

Credit: Vito Amati/IPHOTO

Updated: Thursday Sep 19, 2013 | 01:00 PM EDT By: Kate Hogan

ZAC EFRON

Days after stepping out with a smile at September's Toronto International Film Festival, a source confirmed to PEOPLE that Efron is, indeed, "doing great" after quietly completing a rehab stint about five months ago. The High School Musical alum's squeaky-clean public persona was contrasted by his low-profile partying ways that lead him to the club scene and after-hour gatherings at friends' homes. Now, "he's taking care of himself," adds the source, "and it shows."