Get up, get up, get up, get up and let's make love tonight!

Funnyman Steve Carell joined "Tonight Show" host Jimmy Fallon last night (December 10) to belt out some smooth a cappella vocals to the tune of Marvin Gaye's magnum opus, "Sexual Healing."

In a skit that takes the romantic anthem and blends in a huge dose of absurdity, Carell and The Ragtime Gals declare they can't hold it much longer. After all, it's getting stronger and stronger.

Watch the hilarious clip below.