George Clooney & Julia Roberts Join Gwen Stefani in Best Carpool Karaoke Ever
- Publish Date
- Friday, 6 May 2016, 7:19AM
We know we say it every time, but surely THIS has got to be the greatest Carpool Karaoke yet.
Gwen Stefani joined James Corden in his famous front seat, but obviously one A-Lister wasn’t going to cut it this time around, because none other than George Clooney and Julia Roberts got their Oceans 11 on and infiltrated the whole thing!