The actor chatted up about intimacy garments, boy aquariums, and even showed Fallon how to create his popular back arch that had fans going wild last month. Naturally, the picture showing both Williams and Fallon on all fours quickly went viral, so check out the highlights below!

There’s a late-night first on The Tonight Show Starring Jimmy Fallon this week, which we knew about from the start of the month. Now we have the full schedule t

Matt Damon and Ben Affleck went on "The Tonight Show" with Jimmy Fallon and pronounced every city and town in Massachusetts.

"Jimmy Fallon's explosive takedown of Trump is breaking the internet. Find out what has fans in stitches and bracing for a meltdown! 😂🔥

When it comes to the late night hosts making jabs at President Donald Trump, we’re used to seeing Jimmy Kimmel and Stephan Colbert at the top of the list. Seth

Jimmy Fallon chats with EW about the fan frenzy for 'Heated Rivalry' star Hudson Williams making his late-night debut on 'The Tonight Show' Wednesday, comparing it to Beatlemania: 'The audience loved him.

On the flip side, CBS’s The Late Show with Stephen Colbert and NBC’s The Tonight Show Starring Jimmy Fallon ended the year down on their 2024 averages, with significant drops in the demo. NBC’s Late Night with Seth Meyers and CBS’s After Midnight (which ended its two-season run in June 2025) also dropped in viewers and demo.

Matt Damon, Ben Affleck, and Jimmy Fallon named all 351 cities and towns in Massachusetts on "The Tonight Show Starring Jimmy Fallon" in a five-minute skit.

Jimmy Kimmel Live! is axing one of its most iconic segments in yet another hit to the embattled series. The latest move joins a troubling trend as many late-night shows downsize due to budget

Fresh off her Golden Globes win, Teyana Taylor performed her song ‘Hard Part’ featuring Lucky Daye on The Tonight Show Starring Jimmy Fallon.

Madison Beer knows how to make a late-night appearance feel like a full fashion moment. The singer stepped out for her performance on “The Tonight Show Starring Jimmy Fallon” wearing a striking white latex dress that immediately stole attention,