In hilarious scenes Usher attempts to teach him some more moves before admitting defeat, with James adding: 'Yeah i'm never going to the club with you'.
And next the duo start dueting on I don't Mind, before bursting into laughter at the lyric 'I'm proud to call you my b****'.
In August 2012, the 35-year-old performer was awarded primary care of the children after a ruling by a Georgia judge.
Although Usher has always kept tight-lipped about his new romance, rumours have been circulating for years that Miguel left her husband for the star, who had already finalised his divorce from Raymond when they started dating.
And the latest star to join James Corden on his drive to work was legendary R&B singer Usher.Like when I call her my boom booms.'The duo end their skit by helping push a broken-down car to its garage.'That was the most exercise as I've done in years,' James admits.'I had no idea when i got in your car id be pushing cars and cleaning my star,' Usher jokes, concluding their hilarious skit with a lively dance.If you're in an argument and you call your girl that, you're going to get slapped!'But James isn't sold on the theory, replying: 'My wife is going to slap me either way just so you know.The Confessions star, 38, joined British The Late Late Show presenter, also 38, and gave him a taste of LA through his eyes. And when James hits back with, 'Would Usher be cleaning his own star? 'Completing their impromptu stop-off with a quick photoshoot by the star, the duo hop back into the car and start singing along to Caught up, laughing as a passing car excitedly films them.