Late Show with David Letterman S10E135 · Sean Hayes, Eric Ripert, Avril Lavigne

Late Show with David Letterman

Season 10 · Episode 135 · Sean Hayes, Eric Ripert, Avril Lavigne

Biff walks the streets of New York City looking for celebrities, or, for that matter, celebrity lookalikes; during a cooking segment with Eric Ripert, Dave slings back a bottle of Jack Daniels; Avril Lavigne performs ""Losing Grip.""