See joyful Paul McCartney performance on Colbert's last 'Late Show'

Paul McCartney performed "Hello, Goodbye" with Stephen Colbert on the final "The Late Show" episode. Watch the performance.

Paul McCartney Turns Lights Out in Ed Sullivan Theater for Colbert Finale

Paul McCartney, a surprise guest on the final episode of “The Late Show With Stephen Colbert,” provided a poignant capper to the series by being given the ceremonial honor of turning out the lights in the Ed Sullivan Theater,

'The Late Show' Finale: Paul McCartney, Elvis Costello, More Perform

The late-night host joined a supergroup, which also included current bandleader Louis Cato

Stephen Colbert Ends ‘Late Show’ With “Normal,” Star-Studded Episode, Joking the Pope “Canceled”

The long-running CBS late night franchise came to an end with what the host called a "normal" broadcast, but the surreal, Easter egg-filled program was stuffed with bold-faced names, with one key exception.