Jennifer Lopez Struts Her Stuff in Silly Dance Battle on 'Fallon'Fallon went first, making up a silly dance called, “Skinny Jeans.” Lopez proceeded to show him up with a very J.Lo version of “Washing Machine Spin Cycle.”
Jimmy Fallon and Kevin Bacon Spoof the KinksThe Kinks' "Lola" is a very simple song to sing if you know how to spell. If you don't, it's a very difficult song to sing.
Paul McCartney Joins Fallon, 'Sing' Cast For 'Wonderful Christmastime'Cast members from the new movie Sing were joined by none other than the songwriter himself.
Watch Niall Horan Perform 'This Town' on 'The Tonight Show'Horan is the second member of One Direction to play solo on the program. Zayn Malik performed “It’s You,” from 'Mind of Mine' in February.
Neil Diamond and Jimmy Fallon are Bad at 'Password'It was Neil Diamond and Jimmy Fallon versus Natalie Portman and JJ Abrams, and Diamond just kept guessing "salad."
Justin Timberlake Joins Jimmy Fallon at Camp in 'Tonight Show' SkitThe two friends decide to sing a song they heard on the radio earlier that day, Alanic Morissette's "Ironic."
Watch Blake Shelton Teach Jimmy Fallon How to Milk a Cow"Now you're going to make me do something I've never done before -- milk a cow," Fallon tells Shelton.
Shawn Mendes Pokes Fun of Jimmy Fallon on 'The Tonight Show' Mendes couldn't help calling Fallon a "grandpa" and reminding the host about their age difference.
The Roots Perform 'Mighty Healthy' for Hillary ClintonDuring her appearance on The Tonight Show last night, Hillary Clinton's walk-on music came with a wink and a nod.
Ariana Grande and Jimmy Fallon Do Not Know Each Other at AllOn The Tonight Show, Jimmy Fallon and Ariana Grande cut through the BS artifice to reveal how much they have to learn about each other's interests, preferences and lives. Welcome to the "Best Friends Challenge."
Kevin Bacon and Jimmy Fallon Spoof Tom Petty's 'Free Fallin'Fallon and Bacon imagined an alternative version of Tom Petty's "Free Fallin.'
Jimmy Fallon, Adam Sandler Parody Garth BrooksJimmy Fallon and Sandler performed a spoof of Garth Brooks' "Friends in Low Places."

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