Bill Clinton

Best of Late Night TV: Jay Leno Returns to 'Tonight,' Nina Dobrev's 'Pile High Club,' Lady Gaga's Favorite Shows

Best of Late Night TV: Jay Leno Returns to 'Tonight,' Nina Dobrev's 'Pile High Club,' Lady Gaga's Favorite Shows

Retired David Letterman Explains Why These 2 Guests Made Him Most 'Anxious'

Retired David Letterman Explains Why These 2 Guests Made Him Most 'Anxious'

Best of Late Night TV: Adam Sandler's Awesome Letterman Ode, Anna Kendrick's Egg Russian Roulette

Best of Late Night TV: Adam Sandler's Awesome Letterman Ode, Anna Kendrick's Egg Russian Roulette

Best of Late Night TV: Gwyneth Paltrow Sings Show Tunes, Snoop Dogg Hosts 'Plizzanet Earth' (VIDEO)

Best of Late Night TV: Gwyneth Paltrow Sings Show Tunes, Snoop Dogg Hosts 'Plizzanet Earth' (VIDEO)