Watch David Letterman's Surprise Appearance on ‘The Tonight Show Starring Jimmy Fallon'
It was a throwback evening on NBC since Paul Shaffer and longtime members of his backing band filled in for the Roots as they ...
David Letterman Makes Shock Return to ‘The Tonight Show’ & Reunites With Paul Shaffer
Fallon was riffing with Paul Shaffer and the World’s Most Dangerous Band, Letterman’s longtime sidekick and band from his time hosting CBS’ Late Show from 1982 to 2015 — Shaffer and co were filling in ...