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

The Astronomer CEO was seen on a Jumbotron at a Coldplay concert with a woman who isn't his wife. Learn about Andy's marriage here.

Well, something of the sort occurred at the Coldplay concert at Gillette Stadium Wednesday night and “awkward” doesn’t begin to describe the moment.

After the sudden cancellation of The Late Show with Stephen Colbert, the talk show host responded on air. A list of celebrity guests joined him. Together, they mocked CBS with a reference to the recent viral Coldplay concert incident.