Dirty Grandpa – First Trailer Debuts

via Celebuzz.com

There is nothing complex about Dirty Grandpa, let’s just put that out there.  Robert De Niro is a wild grandfather who decides to let his freak flag fly after his wife passes away, and he manages to drag his conservative grandson played by Zac Efron with him on a hedonistic, debaucherous road trip to Spring Break in Florida.

I’m clearly not the target demographic, but I’m still patently unimpressed.  De Niro does that face–you know the “I heard some things” he always does when he’s giving his approval or disapproval–and Efron gets shirtless because you know damn well a Zac Efron movie ain’t a Zac Efron movie if he doesn’t show that body of his…