The first lady previously called on ABC to "take a stand" against the 'Jimmy Kimmel Live!' host over jokes he made on his show

Stephen Colbert hosted his fellow late-night frontmen Jimmy Fallon, Jimmy Kimmel, Seth Meyers and John Oliver on Monday's episode of "The Late Show." The meeting of the minds was a send-off for Colbert as he enters his final days as the face of "The Late Show,

"The Tonight Show Starring Jimmy Fallon" will not air a new episode on Thursday, May 21, when CBS broadcasts the final episode of "The Late Show with Stephen Colbert." Variety and The Hollywood Reporter reported Fallon's decision on Tuesday, May 12.