NBC's "Late Night with Jimmy Fallon" - Season 5


THE TONIGHT SHOW WITH JAY LENO -- Episode 4523 -- Pictured: Host Jay... News Photo2010,Arts Culture and Entertainment,Backstage,Behind The Scenes,Burbank,California,Candid,Celebrities,Color Image,Horizontal,Humor,Indoors,Portrait,Simon Cowell,TV Personality,Talking,Talkshow,Television Show,The Tonight Show with Jay Leno,USAPhotographer Collection: NBCUniversal 2013 NBCUniversal Media, LLCTHE TONIGHT SHOW WITH JAY LENO -- (EXCLUSIVE COVERAGE) Episode 4523 -- Pictured: (l-r) Host Jay Leno talks with TV personality Simon Cowell during a commercial break on September 6, 2013 -- (Photo by: Paul Drinkwater/NBC/NBCU Photo Bank via Getty Images)