Jimmy Fallon and Nick Cannon showed off their best Bill Cosby impersonations on NBC’s Late Night Monday.

Nick makes his debut as the new host of the network’s quirky talent series, America’s Got Talent, on Tuesday night. He is replacing former Talent frontman Jerry Springer.

Written by Castina on June 23rd, 2009 | Tagged as: America's Got Talent,Bill Cosby,Jimmy Kimmel,Nick Cannon