Will Ferrell & Red Hot Chili Peppers' Chad Smith (@RHCPchad) go head-to-head in a drum-off! #Tonight10

#FallonTonight #FallonFlashback

The Avengers: #InfinityWar cast performs 'The Marvel Entertainment Bunch'! #Tonight10

#FallonTonight #FallonFlashback

Ariana Grande channels Christina Aguilera singing “The Wheels On The Bus” in Wheel of Musical Impressions! #Tonight10

#FallonTonight #FallonFlashback

History of Disney Songs w/ Kristen Bell #Tonight10

#FallonTonight #FallonFlashback

.Cardi B explains some of her famous catchphrases! #Tonight10

#FallonTonight #FallonFlashback

.BTS_official performs “ON” from Grand Central Terminal! #Tonight10

#FallonTonight #FallonFlashback #BTSonFallon

“Tight Pants” w/ Will Ferrell & Christina Aguilera! #Tonight10

#FallonTonight #FallonFlashback #TightPants

Craig Robinson and Jimmy Fallon Play Take 5 During the Break. May 27, 2014. #jimmyfallon Is the Best Host 🤩 #Tonight10 #FYC #FallonTonight #FallonFlashback

.Chris Hemsworth & Jimmy go head-to-head in Water War! 💦 #Tonight10

#FallonTonight #FallonFlashback

Jimmy, Metallica, and @TheRoots perform 'Enter Sandman' with Classroom Instruments! #Tonight10

#FallonTonight #FallonFlashback

🖤💗 BLACKPINKOFFICIAL performs “How You Like That” 💗🖤 #Tonight10

#FallonTonight #FallonFlashback #BLACKPINK

BTS_official performs “ON” from Grand Central Terminal! #Tonight10

#FallonTonight #FallonFlashback #BTSonFallon

Box of Lies w/ Emma Stone 🦎 #Tonight10

#FallonTonight #FallonFlashback

Daniel Radcliffe raps Blackalicious's 'Alphabet Aerobics' #Tonight10

#FallonTonight #FallonFlashback

Mad Lib Theater w/ Dakota Johnson (Fifty Shades Freed Darker Edition) #Tonight10

#FallonTonight #FallonFlashback

.Jack Black performs his legendary Sax-A-Boom! #Tonight10

#FallonTonight #FallonFlashback

Jimmy blew his chance to date Nicole Kidman! #Tonight10

#FallonTonight #FallonFlashback

.Macaulay Culkin Netflix and chills to Home Alone 😂 #FallonFlashback

.Macaulay Culkin Netflix and chills to Home Alone 😂 #FallonFlashback

🍀 #JimmyFallon 🍀 and #VanessaHudgens
sing the #friends theme song...

🎤 I'll Be There For You🎶
They sing beautifully together.

I can't wait for Jimmy's return to the 🍀 tonight. 🍀💚🍀💚🍀

#FallonTonight
#FallonFlashback

youtu.be/Y-0w3LdjP_I?si…