Movie Trailer News Robert De Niro, Zac Efron, Julianne Hough In ‘Dirty Grandpa’ First Trailer 8 years ago admin Please enable Javascript to watch this video Right before his wedding, an uptight guy is tricked into driving his grandfather, a perverted former Army general, to Florida for spring break. This is the first trailer for the funny comedy 'Dirty Grandpa' in HD Tags: aubrey plaza, celebrity wire, celebrity wire entertainment news, comedy, comedy dirty grandpa, Dermot Mulroney, dirty grandpa, dirty grandpa trailer, Julianne Hough, movie reviews on celebrity wire, movie trailer news, Robert De Niro, scenes from dirty grandpa, trailer 1 for dirty grandpa, trailers, Zac Efron, Zoey Deutch Continue Reading Previous Sam Rockwell, Amy Ryan In ‘Don Verdean’ First TrailerNext Brad Pitt, Angelina Jolie Pitt in ‘By The Sea’ Trailer 2