Just like Jimmy Kimmel Live! 's Jimmy Kimmel from ABC, NBC's Jimmy Fallon didn't hold back from showing support for the CBS host who was technically his competition in late night television. He posted in a since-expired Instagram Story that he was "just as shocked as everyone" about Stephen Colbert's Late Show and "really thought I'd ride this out with him for years to come.

Adam Sandler, Anderson Cooper, Jon Stewart, Jimmy Fallon, Seth Meyers, John Oliver and Andy Cohen were among those who made surprise appearances on Monday's episode after CBS announced that the late night show would be ending in May 2026.