NEW YORK, NY - SEPTEMBER 09: Si Robertson, Jace Robertson, Willie Robertson and Jimmy Fallon during a taping of "Late Night With Jimmy Fallon">> at Rockefeller Center on September 9, 2013 in New York ... more 
NEW YORK, NY - SEPTEMBER 09: Si Robertson, Jace Robertson, Willie Robertson and Jimmy Fallon during a taping of "Late Night With Jimmy Fallon">> at Rockefeller Center on September 9, 2013 in New York City. (Photo by Theo Wargo/Getty Images) less 
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Getty Images | Photo By Theo Wargo / Getty Images
Tue, Sep 10, 2013 3:00 AM EDT