WASHINGTON — Monday night’s edition of late-night TV host James Corden’s Carpool Karaoke had one joke in easy reach — with Stevie Wonder as the guest, the duo’s argument over who would drive was easy to predict. But the installment had more funny — and sweet — moments than that.

The “Late Late Show” host was momentarily reduced to tears when Wonder called Corden’s wife for a personalized version of “I Just Called to Say I Love You,” and Wonder’s adept British accent wowed Corden as well.

And, of course, there was the music:

They briefly discussed forming a new band before Corden dropped Wonder off, truly touched — by the ability to use the carpool lane, if nothing else.