We've just hours to go until the Grammys!
But while we're on the edge of our seats to see what'll go down on the night, there's one man who's nervous for another reason.
The host with the most James Corden told Entertainment Tonight that he's on edge about his big night.
And although he's famous for his Carpool Karaoke duets with nominees such as Adele and Justin Bieber, the host said he won't be taking the mic tomorrow night.