Episode 11 -- Pictured: Host Jay Leno during "Headlines" segment on June 8, 1992 -- Photo by: Wendy Perl/NBCU Photo Bank
Comedian Jay Leno hosts "The Tonight Show with Jay Leno" at the NBC Studios on May 3, 2004 in Burbank, California.
Mavis Leno on "The Tonight Show with Jay Leno" at the NBC Studios in Los Angeles, Ca. October 3, 2001. Photo by Kevin Winter/Getty Images.
Comedian/actor Robin Williams appears on "The Tonight Show with Jay Leno" at the NBC Studios on October 14, 2004 in Burbank, California.
Actress Dakota Fanning appears on "The Tonight Show with Jay Leno" at the NBC Studios on April 19, 2004 in Burbank, California.
Talk show host Conan O'Brien appears on "The Tonight Show with Jay Leno" at the NBC Studios on September 5, 2003 in Burbank, California.
Talk show host Conan O'Brien appears on "The Tonight Show with Jay Leno" at the NBC Studios September 5, 2003 in Burbank, California.
President Barack Obama with host Jay Leno on the NBC late night comedy show "The Tonight Show with Jay Leno" in Burbank, California.
American country singer Garth Brooks sings with Bruce Kulick and Paul Stanley of the American rock band Kiss on The Tonight Show with Jay Leno in...
American country singer Garth Brooks poses for a portrait with Paul Stanley and Bruce Kulick of the American rock band Kiss on The Tonight Show with...
Governor Arnold Schwarzenegger appears on "The Tonight Show with Jay Leno" at the NBC Studios on August 6, 2004 in Burbank, California.
Burbank California.Hugh Grant On The Tonight Show With Jay Leno, Talks About His New Nine Months Film
Actress Halle Berry appears on "The Tonight Show with Jay Leno" at the NBC Studios on July 14, 2004 in Burbank, California.
Actress Jennifer Aniston appears on "The Tonight Show With Jay Leno" on January 21, 2004 at the NBC Studios, in Burbank, California.
Entrepreneur Donald Trump on "The Tonight Show with Jay Leno" on January 13, 2004 at the NBC Studios, in Burbank, California. (Photo by Kevin...
Model Heidi Klum wears an $8 million diamond bra during an appearance on "The Tonight Show with Jay Leno" at the NBC Studios October 14, 2003 in...
Talk show host Conan O'Brien appears on "The Tonight Show with Jay Leno" at the NBC Studios on September 5, 2003 in Burbank, California.
Talk show host Conan O'Brien appears on "The Tonight Show with Jay Leno" at the NBC Studios September 5, 2003 in Burbank, California.
Ozzy Osbourne at "The Tonight Show with Jay Leno" at the NBC Studios in Los Angeles, Ca. October 12, 2001. Photo by Kevin Winter/Getty Images.
Actress Cameron Diaz appears on "The Tonight Show with Jay Leno" at the NBC Studios on June 23, 2003 in Burbank, California.
Actress Cameron Diaz appears on "The Tonight Show with Jay Leno" at the NBC Studios on June 23, 2003 in Burbank, California.
President Barack Obama smiles during an interview on the "Tonight Show with Jay Leno" at the NBC Studios in Burbank, California, on October 25, 2011....
Episode 1751 -- Pictured: Host Jay Leno during the monologue on December 31, 1999 -- Photo by: NBC/NBCU Photo Bank
Episode 582 -- Pictured: Host Jay Leno during a segment on November 29, 1994 -- Photo by: Margaret Norton/NBCU Photo Bank
Episode 3814 -- Pictured: Host Jay Leno during the monologue on April 26, 2010 -- Photo by: Paul Drinkwater/NBCU Photo Bank
Episode 1055 -- Pictured: Actress Courteney Cox, host Jay Leno, actor Matthew Perry on December 18, 1996 -- Photo by: Margaret Norton/NBC/NBCU Photo...
Nikki Glaser -- Air Date -- Episode 3699 -- Pictured: Comedian Nikki Glaser performs on January 27, 2009
Episode 447 -- Pictured: Actor Hugh Grant during an interview with host Jay Leno on April 28, 1994 --
In this handout photo provided by NBC, actor Tom Cruise shares a laugh with host Jay Leno during an appearance on "The Tonight Show With Jay Leno"...
Host Jay Leno interviews Governor Arnold Schwarzenegger on "The Tonight Show with Jay Leno" at the NBC Studios on August 6, 2004 in Burbank,...
Actress Cameron Diaz appears on "The Tonight Show with Jay Leno" at the NBC Studios on May 25, 2004 in Burbank, California.
Singer Janet Jackson appears on "The Tonight Show with Jay Leno" on April 29, 2004 at the NBC Studios, in Burbank, California.
Episode 4610 -- Pictured: Host Jay Leno reminisces on his 22 year run as host of the Tonight Show on February 6, 2014 --
Episode 4610 -- Pictured: Sheryl Crow, Carol Burnett, Oprah Winfrey, host Jay Leno, Kim Kardashian, Jack Black, Chris Paul, Billy Crystal, Jim...
Actor Billy Crystal and comedian Jay Leno appear onstage during a commercial break on the final episode of "The Tonight Show with Jay Leno" at The...
Episode 4590 -- Pictured: Actor Steve Carell, Journalist Maria Shriver during a commercial break on January 8, 2014 --
Actor Ben Affleck appears on "The Tonight Show with Jay Leno" on March 15, 2004 at the NBC Studios, in Burbank, California.
Actress Jennifer Aniston appears on "The Tonight Show With Jay Leno" on January 21, 2004 at the NBC Studios, in Burbank, California.
Singer Britney Spears appears on "The Tonight Show with Jay Leno" at the NBC Studios on November 17, 2003 in Burbank, California.
Episode 1700-- Pictured: Musical guest Lou Bega during an interview with host Jay Leno on October 13, 1999 -- Photo by: NBC/NBCU Photo Bank
Episode 1713-- Pictured: Musical guest Andrea Bocelli and host Jay Leno on November 8, 1999 -- Photo by: NBC/NBCU Photo Bank
Episode 1314 -- Air Date -- Pictured: Comedian Phil Hartman as President Bill Clinton during a segment on February 5, 1998 -- Photo by: Margaret C....
Episode 3835 -- Pictured: Actress Jane Krakowski during an interview with host Jay Leno on May 25, 2010 -- Photo by: Paul Drinkwater/NBCU Photo Bank
Episode 3834 -- Pictured: Meet the Press host David Gregory during an interview with host Jay Leno on May 24, 2010 -- Photo by: Paul Drinkwater/NBCU...
Episode 3857 -- Pictured: Vice President of the United States Joe Biden during an interview with host Jay Leno on July 9, 2010 -- Photo by: Stacie...
Episode 3786 -- Pictured: Host Jay Leno during the monologue on March 15, 2010 -- Photo by: Paul Drinkwater/NBCU Photo Bank
Scarlett Johansson -- Episode 3678 -- Air Date -- Pictured: Actress Scarlett Johansson during a interview with host Jay Leno on December 17, 2008
Aired 6/18/90 -- Pictured: Author and cook Julia Child during an interview with guest host Jay Leno on June 18, 1990
President Barack Obama appears on "The Tonight Show With Jay Leno" at NBC Studios on October 25, 2011 in Burbank, California.
Olympic speedskater Apolo Anton Ohno appears on "The Tonight Show with Jay Leno" February 26, 2002 in Burbank, CA.
Actor Mel Gibson shares his daily health drink with ingredients including fertilized eggs and an avocado with host Jay Leno during his appearance on...
Gold medalist ice skating pair David Pelletier and Jamie Sale talk with host Jay Leno on "The Tonight Show With Jay Leno" February 18, 2002 in...
Pictured: Animal specialist Joan Embery, actor Tom Selleck, host Jay Leno, and comedian Carrot Top with an elephant on March 9, 1998 --
