Meghan Trainor Carpool Karaoke

James Corden asks his friend Meghan Trainor to help him get to work, and the two sing some of Meghan s biggest songs before Dr. Phil surprises them, and Meghan struggles to keep her cool. Spoiler alert: Dr. Phil is all about that bass More Late Late Show: Subscribe: Watch Full Episodes: Facebook: Twitter: Instagram: Watch The Late Late Show with James Corden weeknights at 12:35 AM ET