Show' host, who started his Monday broadcast addressing his ‘Late Show’ counterpart’s cancellation, also posted on social media last week about the news.

Jimmy Fallon, Seth Meyers, Jon Stewart and John Oliver joined Weird Al Yankovic and Lin-Manuel Miranda to support Stephen Colbert after 'The Late Show's' cancellation by appearing in a segment inspired by the Coldplay kiss-cam incident.

Jimmy Fallon, Seth Meyers, Jon Stewart and John Oliver all made cameo appearances during Monday's "The Late Show with Stephen Colbert."

Anthony Mackie surprises fans by doing his iconic meme dance on Jimmy Fallon’s Tonight Show, igniting fan excitement.

Fresh off her electrifying win as the WNBA 3-Point Contest Champion, New York Liberty star Sabrina Ionescu lit up late night with her appearance on The Tonight

Scottie Scheffler shocked Jimmy Fallon with his Claret Jug appearance at "The Tonight Show" after attending the "Happy Gilmore 2" premiere.

I am your host,” Fallon said as he opened his monologue on NBC’s “Tonight Show” before adding: “Well, at least for tonight.”

The comedian appeared on "The Tonight Show," where he expressed excitement about expecting his first child with girlfriend Elsie Hewitt.