When a hip hop violinist busking in the New York subway encounters a classical dancer on scholarship at the Manhattan Conservatory of the Arts, sparks fly. With the help of a hip hop dance crew they must find a common ground while preparing for a competition that could change their lives forever.

Unemployed engineer Stanley Hill (John Travolta) witnesses the murder of his wife Vivian (Rebecca DeMornay), who was attacked by thugs in a parking garage, Wracked with guilt, Stanley is haunted by the image of Vivian dying in his arms. When Detective Gibson (Sam Trammell) and other corrupt police officers are unable to bring the killers to justice, Stanley turns to his old friend Dennis (Christopher Meloni) and decides to take matters into his own hands.

Jason Kelly (Zac Efron) is one week away from marrying his boss’s uber-controlling daughter, putting him on the fast track for a partnership at the law firm. However, when the straight-laced Jason is tricked into driving his foul-mouthed grandfather, Dick (Robert De Niro), to Daytona for spring break, his pending nuptials are suddenly in jeopardy. Between riotous frat parties, bar fights, and an epic night of karaoke, Dick is on a quest to live his life to the fullest and bring Jason along for the ride. Ultimately, on the wildest journey of their lives, “dirty” Grandpa and his uptight grandson discover they can learn from one another and form the bond they never had.