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

After Stephen Colbert announced "The Late Show" was being canceled by CBS, fellow late-night hosts Jon Stewart, John Oliver, Jimmy Fallon, Seth Meyers, plus other hosts and comedians, showed up to support him.

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.

The gag started with Miranda and Weird Al coming out to perform a song – a Coldplay song, in fact, a reference to the Astronomer scandal, which saw the CEO resigning after getting caught with the company’s HR chief on a kiss-cam at a recent concert from Chris Martin’s band.

Stephen Colbert is making headlines as The Late Show approaches its final season. In a rare show of late-night unity, Colbert welcomed Jimmy Fallon, Seth Meyers, Jon Stewart, and John Oliver on Monday night’s episode following CBS’s decision to cancel the program.

Stephen Colbert spoofed that viral Coldplay concert clip with help from several fellow late-night hosts, plus Lin-Manuel Miranda and Weird Al.

In the wake of Colbert's cancellation, TheWrap spoke to industry insiders to figure out what late night's future may look like.

For one night only, Bad Bunny will appear as a guest on 'The Late Show With Stephen Colbert,' followed by 'Late Night With Seth Meyers'

CBS's cancellation of 'The Late Show with Stephen Colbert' due to financial reasons has sparked a wave of solidarity among late-night hosts. Jimmy Fallon, Jon Stewart, Seth Meyers, and others rallied to support Colbert,

I believe CBS lost the benefit of the doubt two weeks prior, when they sold out their flagship news program to pay an extortion fee to said president,” Jon Stewart said.