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.

For Paul Shaffer, life after Letterman means hitting the road

Paul Shaffer And The World's Most Dangerous Band - Dress Cool

Paul Shaffer to Sub for The Roots on 'Jimmy Fallon

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

Paul Shaffer And The World's Most Dangerous Band - Dress Cool

Paul Shaffer Noodles on the Piano While Jimmy Interviews Him About

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

Paul Shaffer And The World's Most Dangerous Band - Dress Cool

Paul Shaffer And The World's Most Dangerous Band - Dress Cool

Paul Shaffer And The World's Most Dangerous Band - Dress Cool

Paul Shaffer and the World's Most Dangerous Band to Fill In for

Rock's 60 Biggest 'Saturday Night Live' Moments

Jimmy Fallon's Tonight Show Welcomes Back Paul Shaffer and the

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