Paul Shaffer, World's Most Dangerous Band Make Surprise 'Fallon' Cameo

Paul Shaffer and the World's Most Dangerous Band returned to late-night as a surprise on Friday.

WATCH: Jack White Inducted Into SNL's Coveted Five-Timers Club

See Paul Shaffer Make One-Night-Only Return to Late-Night on 'Fallon

Paul Shaffer and the World's Most Dangerous Band Return to THE

Paul Shaffer on his 'Letterman' years and The World's Most

Paul Shaffer, World's Most Dangerous Band Make Surprise 'Fallon' Cameo

Paul Shaffer's post-Letterman gig visits Greensburg with Most

Paul Shaffer - News - IMDb

David Letterman - Wikipedia

Paul Shaffer's post-Letterman act: Touring with 'The World's Most