Lionsgate has dropped a new red-band trailer for “Dirty Grandpa”, Zac Efron and Robert De Niro star in the raunchy road trip comedy. De Niro plays former Army general Dick while Efron plays his uptight grandson who is tricked into driving his foul-mouthed grandfather to Florida for spring break..

Julianne Hough, Aubrey Plaza, Dermot Mulroney, Zoey Deutch, Jason Mantzoukas, Adam Pally and Henry Zebrowski also star, with Dan Mazer directing from a script by John Phillips. “Dirty Grandpa” It is set to open January 22nd. Watch the trailer by pressing play above.