Photo Gallery: Setting Guinness Book of World Records at NBC Studios on St. Patrick’s day

Nicole Corrao, from left, Wayne Hames, Tina Telles and Sheryl Miller-Monaco are dressed in green for St. Patrick's Day as they walk to NBC Studios in Burbank on Jay Leno's Tonight Show will set its Guinness Book of World Records for the most leprechauns in one room on St. Patrick's Day.

Nicole Corrao, from left, Wayne Hames, Tina Telles and Sheryl Miller-Monaco are dressed in green for St. Patrick’s Day as they walk to NBC Studios in Burbank on Jay Leno’s Tonight Show will set its Guinness Book of World Records for the most leprechauns in one room on St. Patrick’s Day.  (Cheryl A. Guerrero/Staff Photographer)

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Leprechauns line up at NBC Studios for St. Patrick's day

Robert Powell, talks to guests who are in line at NBC Studios in Burbank on Thursday, March 17, 2011. Jay Leno’s Tonight Show will set its Guinness Book of World Records for the most leprechauns in one room on St. Patrick’s Day.  (Cheryl A. Guerrero/Staff Photographer)

Leprechauns line up at NBC Studios for St. Patrick's day

Walt Hodgson, from second right, and his girlfriend, Katrina Van Sanford are dressed in green as they wait in line at NBC Studios in Burbank on Thursday, March 17, 2011. Jay Leno’s Tonight Show will set its Guinness Book of World Records for the most leprechauns in one room on St. Patrick’s Day.  (Cheryl A. Guerrero/Staff Photographer)