Jimmy Fallon poses backstage at the 2009 CFDA Fashion Awards at Alice Tully Hall in Lincoln Center on June 15, 2009 in New York City. Larry Busacca/Getty Images - Wednesday, July, 29, 2009, 7:29 PM

Jimmy Fallon performs during the 2009 Bonnaroo Music and Arts Festival on June 13, 2009 in Manchester, Tennessee.C Flanigan/WireImage.com - Wednesday, July, 29, 2009, 7:29 PM

Jimmy Fallon shouts the command to "Gentlemen Start Your Engines" prior to the start of the NASCAR Sprint Cup Series LifeLock.com 400 at Chicagoland Speedway on July 11, 2009 in Joliet, Illinois. Geoff Burke/Getty Images - Wednesday, July, 29, 2009, 7:29 PM

Jimmy Fallon is presented his Webby Person of the Year Award by actress Cameron Diaz during the 13th Annual Webby Awards at Cipriani Wall Street on June 8, 2009 in New York, New York.Michael Loccisano/Getty Images - Wednesday, July, 29, 2009, 7:29 PM

Jimmy Fallon attends the 12th Annual EIF Revlon Run/Walk For Women at Times Square on May 2, 2009 in New York City.Michael Loccisano/Getty Images - Wednesday, July, 29, 2009, 7:29 PM

Jimmy Fallon attends the 6th annual Can-Do Awards dinner and auction hosted by the Food Bank for New York City at Abigail Kirsch's Pier Sixty at Chelsea Piers on April 21, 2009 in New York City, New York. Andrew H. Walker/Getty Images - Wednesday, July, 29, 2009, 7:29 PM

Jimmy Fallon and Rainn Wilson arrive to the NBC Universal Pre Super Bowl event at Portofino on January 31, 2009 in Orlando, Florida.Gerardo Mora/Getty Images - Wednesday, July, 29, 2009, 7:29 PM

Drew Barrymore and Jimmy Fallon attend the after party for HBO Films "Grey Gardens"at the Pierre on April 14, 2009 in New York City.Michael Loccisano/Getty Images - Wednesday, July, 29, 2009, 7:29 PM

Jimmy Fallon at The 54th Annual Primetime Emmy Awards.Albert L. Ortega/WireImage.com - Friday, July, 6, 2007, 12:6 AM

Jimmy Fallon, star of NBC's Saturday Night LiveMary Ellen Matthews - Tuesday, September, 19, 2006, 10:19 PM

Jimmy Fallon, star of NBC's Saturday Night LiveNorman Ng - Tuesday, September, 19, 2006, 10:19 PM