These Jimmy Fallon moments will have you rolling on the floor in laughter. Welcome to WatchMojo, and today we’re looking at the funniest moments from Fallon’s time on both “Late Night” and “The Tonight Show.”

Nobody breaks the "SNL" cast like Jimmy Fallon. Welcome to MsMojo, and today we’re counting down our picks for the most memorable times Jimmy Fallon got his co-stars to break.

It appears that this popular late-night host is far from perfect. Welcome to WatchMojo, and today we’re counting down our picks for instances where “Tonight Show” host Jimmy Fallon got caught in the crossfire of his outspoken guests.

Jimmy Fallon is almost as famous for breaking character on “SNL” as for anything else he’s done. For this list, we’ll be looking at the best character breaks and the biggest laughs by the audience and Fallon alike.

Let the Jimmy Fallon games begin! For this list, we’ll be looking at the best games played by Jimmy and the celebrities featured on “The Tonight Show”, based on the level of fun they bring.

You know they can sing, but did you also know that they do a mean musical impression? Welcome to MsMojo, and today we’ll be counting down our picks for the Top 5 Wheel Of Musical Impressions from Jimmy Fallon.

Who cares about the monologue when you’ve got a lip sync battle? Welcome to WatchMojo.com and today we’re counting down our picks for the Top 10 Hilarious Jimmy Fallon Show Moments.

He makes us laugh, and cracks himself up in the process. http://www.WatchMojo.com learns more about the life and career of Jimmy Fallon.

There's nothing like spinning a wheel! Welcome to MsMojo, and today we’re counting down our picks for the most entertaining editions of “The Tonight Show Starring Jimmy Fallon”’s musical impressions game.

These are some wild and crazy acts! For this list, we’ll be looking at the silliest and most absurd performances in the history of "Saturday Night Live". Our countdown includes SNL performances by Jimmy Fallon, Melissa McCarthy, Kristen Wiig and more!

Who doesn’t love The Rock? Dwayne Johnson is one of the most loved guys in Hollywood and it’s easy to see why! From working out with Jimmy Fallon to pranking fans to lip syncing “Shake It Off”, this Hobbs and Shaw actor has so many funny and heartwarming moments. Join WatchMojo as we count down the best Dwayne Johnson moments!

Man, don’t some celebrities just seem like the snobbiest, rudest, meanest people on earth? Well, not all of them are like that! In fact, some celebrities are some of the most genuine, kind and patient people – that happen to be famous – that you will ever meet! Some super nice celebrities include Jimmy Fallon, Emma Stone, Keanu Reeves, Dave Grohl, Amy Poehler, and John Cena!

Celebrities do some of the best lip syncing, and the pair have gone hand in hand ever since Jimmy Fallon introduced the lip syncing competition on The Tonight Show with Jimmy Fallon. That segment became the inspiration for the show Lip Sync Battle, hosted by LL Cool J and Chrissy Teigen. Lip Sync battle has seen the likes of Channing Tatum and his wife Jenna Dewan Tatum duke it out, Josh Gad, Stephen Merchant, Terry Crews, Justin Bieber and even Dwayne The Rock Johnson grace the stage. But whose routine reigns supreme? Which celebrity is the best at not-singing songs?

A good Donald Trump impression never gets old! In this video, we countdown Frank Caliendo, Johnny Depp, Jimmy Fallon, John Di Domenico, Johnny Depp, Dana Carvey, Alec Baldwin, Jon Stewart, Dirk Nowitzki and more of the best impersonators of ‘The Donald’.

No one is safe from being parodied on SNL! Welcome to WatchMojo, and today we’re counting down our picks for the most accurate, funniest, and/or entertaining parodies of singers on “SNL.”