Through a series of misunderstandings, Alvin, Simon and Theodore come to believe that Dave is going to propose to his new girlfriend in New York City - and dump them. They have three days to get to him and stop the proposal.
Emily Burns is being held captive in a room with no idea as to why or how she got there. Determined to escape and return to her daughter and husband, Emily discovers clues within the room that help explain what she's doing there. They even provide clues about who she is...but will they help her escape?
