NBC's "The Tonight Show with Jay Leno" - Season 22

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THE TONIGHT SHOW WITH JAY LENO -- Episode 4531 -- Pictured: Christina... News Photo2010,Arrival,Arts Culture and Entertainment,Burbank,California,Celebrities,Christina Aguilera,Color Image,Full Length,Indoors,Night,One Person,People,Portrait,Television Show,The Tonight Show with Jay Leno,USA,VerticalPhotographer Collection: NBCUniversal 2013 NBCUniversal Media, LLCTHE TONIGHT SHOW WITH JAY LENO -- Episode 4531 -- Pictured: Christina Aguilera arrives on September 18, 2013 -- (Photo by: Margaret Norton/NBC/NBCU Photo Bank via Getty Images)