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

Paul McCartney was Stephen Colbert's final guest on 'The Late Show' Thursday night before things took a surreal turn.

Stephen Colbert bid farewell to "The Late Show" with a Beatle by his side. The talk show host signed off the last episode of the CBS show's 33-year run on Thursday night. The finale included an ...

By Alicia Powell and Lisa Richwine NEW YORK, May 21 (Reuters) - Comedian Stephen Colbert signed off from his late-night talk show on Thursday after 11 seasons with a sentimental chat with Beatles ...

Beatles icon Paul McCartney performed and spoke with Stephen Colbert on "The Late Show" finale, which also featured Colbert's ...

Beatles icon Paul McCartney performed and spoke with Stephen Colbert on "The Late Show" finale, which also featured Colbert's ...

NEW YORK — Stephen Colbert chatted with Paul McCartney and joined him on stage for a raucous performance of "Hello, Goodbye" ...

Paul McCartney, a surprise guest on the final episode of “The Late Show With Stephen Colbert,” provided a poignant capper to ...

He served as Colbert's final guest, playing on the same stage where the Beatles famously performed on 'The Ed Sullivan Show.' ...

Tonight marked the end of The Late Show with Stephen Colbert, which is not only the last episode for Stephen Colbert, but ...

A long, late-night goodbye ended with one of music's biggest names at the mic. Paul McCartney joined Stephen Colbert on Thursday, May 21, for the final episode of "The Late Show with Stephen Colbert," ...

Here’s a behind-the scenes look at the last “Late Show” episode: “Nobody wanted to leave the stage or the theater and here’s legendary proof.” ...