Listen to Jimmy Fallon's new song 'EW!' on iHeartRadio

Jimmy Fallon's new song 'EW!'

Jimmy Fallon has teamed up with for new song "EW!" - which is based on Jimmy's hilarious "Tonight Show" skit of the same name. Check out the LOL song on demand via iHeartRadio below!

Jimmy called Ryan Seacrest to talk about how the song came about this morning. Listen below!

Watch the hilarious video from Jimmy and (a.k.a Sara and

In the popular recurring "Tonight Show" skit, Jimmy plays tween Sara who basically says "Ew!" in response to everything. Stars like Taylor Swift, Seth Rogen and Zac Efron have appeared on the hilarious Teen Nick spoof show. Check out Taylor Swift's episode (she plays Natalie) below.

Watch Seth Rogen & Zac Efron's version below.