- Publish Date
- Wednesday, 25 April 2018, 8:19AM
He certainly has had pretty much every big star sitting next to him in the Carpool Karaoke car.
Christina was one of those musicians that we have been waiting to grace our karaoke screens! And finally... our wishes have come true!
Singing her 2002 hit Fighter, Christina described to James how to pull off her self-described 'growl' which she uses to make her songs sound amazing.
When we thought it couldn't get any better, Melissa McCarthy popped out of nowhere to join in on the fun.
We say it every time but James, can you please release a new Carpool Karaoke already?!
Watch the full video above!