Maisy talks about coming from a musical family, her love of Huey Lewis, singing a Taylor Swift song in front of Taylor at the 2013 CMAs when she was a kid, her new film My Old Ass, working with Aubrey Plaza and doing a Bieber music performance in the movie. Watch 'Jimmy Kimmel Live!' WEEKNIGHTS 11:35/10:35c on ABC. Stream on Hulu.