George Clooney and Julia Roberts Crash Gwen Stefani’s ‘Carpool Karaoke’, pub-2427795083793513, DIRECT, f08c47fec0942fa0

The No Doubt frontwoman and the talk show host were having a perfectly lovely drive through Los Angeles — singing Stefani’s classic hits and talking about emoji — when they ran into a little snag. It seems, for one section of the “carpool” lane Corden supposedly drives on, four passengers are required.