NBC's "The Tonight Show with Jay Leno" - Season 21

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LENO -- -- Episode 4420 -- Pictured: Host Jay Leno talks with Bill... News Photo2010,Arts Culture and Entertainment,Behind The Scenes,Bill O'Reilly - Political Commentator,Burbank,California,Color Image,Horizontal,Indoors,Night,Portrait,Talking,Television Show,The Tonight Show with Jay Leno,USAPhotographer Collection: NBCUniversal 2013 NBCUniversal Media, LLCTHE TONIGHT SHOW WITH JAY LENO -- (EXCLUSIVE COVERAGE) -- Episode 4420 -- Pictured: (l-r) Host Jay Leno talks with Bill O'Reilly during a commercial break on March 1, 2013 -- (Photo by: Margaret Norton/NBC/NBCU Photo Bank via Getty Images)