James Corden is really going all out to draw the A-listers during his first week on The Late Late Show.

After kicking off his new gig with Tom Hanks and Mila Kunis Monday night, Corden enlisted Mariah Carey for a special guest appearance on Wednesday's show - namely, to sing a medley of her songs with him in his car.

The 5 best moments from James Corden's Late Late Show debut

After asking Carey to accompany him on his drive to work, Corden flipped on the radio to cue the opening notes of "Always Be My Baby." And it went from there, with Carey gamely playing along and Corden putting a surprising amount of enthusiasm on display.

Check out Corden and Carey's Carpool Karaoke here:

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