4K Dirty Grandpa (2016) online Year: 2016 Country: USA Director:Dan Mazer Stars: Robert De Niro, Zac Efron, Zoey Deutch Stars: Robert De Niro, Zac Efron, Zoey Deutch Genre: Comedy / New Movie Right before his wedding, an uptight guy is tricked into driving his grandfather, a perverted former Army general, to Florida for spring break. Watch Dirty Grandpa (2016) online