Zac Efron & Brittany Snow: Arm-in-Arm at Haunted Hayride

Zac Efron wraps his arms around BFF Brittany Snow at the 5th Annual Los Angeles Haunted Hayride opening night held at Griffith Park on Thursday night (October 10) in Los Angeles.

This is the 25-year-old actor’s first public appearance since it was revealed that he spent time in rehab earlier this year.

PHOTOS: Check out the latest pics of Zac Efron

Zac and Brittany have been good friends since they starred alongside one another in 2007′s Hairspray. She was last seen with her boyfriend Tyler Hoechlin last month while hanging out with Anna Kendrick.

Bigger pic inside…