James Corden is off to a great start hosting The Late Late Show this week, chatting with Mila Kunis [1] and reciting lines from Tom Hanks movies with Tom Hanks [2]. For his latest skit, he enlisted Mariah Carey [3] for some karaoke in the car. Though at first the pop diva was hesitant, they ended up singing to some of Carey's greatest hits. Listen, Corden has a solid voice, but if this were a competition rather than a jam session, I think we all know who sounds better. Watch below!