Synopsis: Through a series of misunderstandings, Alvin, Simon and Theodore come to believe that Dave is going to propose to his new girlfriend in Miami...and dump them. They have three days to get to him and stop the proposal, saving themselves not only from losing Dave but possibly from gaining a terrible stepbrother.
Genre: Los Angeles Trailer Comedy
Cast: Matthew Gray Gubler, Justin Long, Jesse McCartney, Bella Th
Director: Walt Becker
Year Released: 2015
Run Time: 02:26