Ariana Grande's 'Carpool Karaoke' With James Corden Is Basically A Diva Vocal Masterclass -- WATCH!

We’ve been waiting for this!!

Ariana Grande finally popped into James Corden‘s car for some karaoke to promote her forthcoming album Sweetener — and it did not disappoint!

She brought back her epic Celine Dion impersonation, talked about her weird childhood birthday parties, and insisted on being carried everywhere! Watch (above)!