Letterman interviewed Paul McCartney and Ringo Starr for a CBS special The Beatles: The Night That Changed America - A Grammy Salute in February 2014.
Letterman interviewed Paul McCartney and Ringo Starr for a CBS special &#39;The Beatles: The Night That Changed America - A Grammy Salute&#39; in February 2014. Letterman&#39;s show is taped in the Ed Sullivan Theater in New York, the same theater where the Beatles made their American debut in 1964.