Zac Efron Balances Himself Upside Down on Robert De Niro's Arm!
Zac Efron hangs upside down while doing a balancing act on top of Robert De Niro‘s arm for an outrageous stunt scene on Thursday afternoon (April 30) in Tybee Island, Ga.
The 27-year-old actor was seen doing flexes and he even hopped on top of Robert‘s back for the Dirty Grandpa scene!
PHOTOS: Check out the latest pics of Zac Efron
Zac has been showing off his body all week while filming the upcoming comedy and he was seen running around in just a pair of nude underwear the other day.
35+ pictures inside of Zac Efron performing stunts…