Marcello Hernández experienced the wonders of science and technology in real time on Jimmy Fallon Live. During the Thursday, Jan. 15, episode, the Saturday Night Live cast member sat behind the desk alongside Fallon while YouTuber and tech expert Linus Sebastian showed them innovative technology.

Jimmy Fallon used a rapid-fire montage on The Tonight Show Starring Jimmy Fallon to lampoon Donald Trump, zeroing in on a series of mispronounced country and place names. The segment drew loud laughs as Fallon paired deadpan reactions with clips of Trump stumbling over words.

As Trump continues to try and buy Greenland, Jimmy Fallon is encouraging the president to just hop on Zillow instead

Donning their best townie attire, the stars went full Boston as they rattled off different Massachusetts locations, starting with Abington and ending with Yarmouth.

Jamie Campbell Bower appeared on The Tonight Show Starring Jimmy Fallon this week to talk about Stranger Things and how things wrapped up in season 5. When Fallon asked him directly about the fate of Vecna and the emotional resolution in episode 8,

On Tuesday’s episode of “The Tonight Show,” guests Ben Affleck and Matt Damon stood alongside Jimmy Fallon as “3 Guys From Boston.” The group of three spent almost five minutes taking turns, naming every city and town in Massachusetts in alphabetical order. They even wore their best Boston sports regalia.

Jimmy Fallon on Monday ripped Donald Trump ’s increasingly aggressive foreign policy by noting how, despite the president’s tough talk, he still mangles the names of the countries he’s dealing with. Fallon aired video of Trump misnaming nations including Venezuela, Namibia, Tanzania, Azerbaijan, the United Arab Emirates and even the United States.

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

This is basically 90 percent of where I was for filming,” Hudson Williams aid from the ground on “The Tonight Show.”

The actor put his black belt in jiu-jitsu to good use teaching the "Tonight Show" host some techniques of the trade.