After hearing no one wanted to duet with Kelly Clarkson, Jimmy Fallon decided to do something about it.

So when the singer joined him on The Tonight Show, they took on the best of the best duets in history!

Watch their hilarious performance as they take on Sonny and Cher, Dolly Parton and Kenny Rogers, and more.

How many of the famous duets can you pick?

Full list of songs:

“I Got You Babe” – Sonny & Cher
“Mockingbird” – James Taylor & Carly Simon
“Islands In The Stream” – Dolly Parton & Kenny Rogers
“Don’t You Want Me” – The Human League
“Stop Draggin’ My Heart Around” – Stevie Nicks & Tom Petty
“Don’t Go Breaking My Heart” – Elton John & Kiki Dee
“Up Where We Belong” – Joe Cocker & Jennifer Warnes
“Don’t Know Much” – Aaron Neville & Linda Ronstadt
“Opposites Attract” – Paula Abdul & MC Skat Kat
“Just Give Me A Reason” – P!nk & Nate Ruess
“Endless Love” – Lionel Richie & Diana Ross

Want more? Here's one of our fave moments from Jase & Lauren – they’re always up to something! Weekdays from 6AM on KIIS 101.1!