The former 'Late Night' funnyman hosts the venerable talk show featuring celebrities and music acts. O'Brien followed Jay Leno as host in June 2009.

Guest Stars

Eva Mendes
2 Episodes (2009-2009)
Jamie Foxx
2 Episodes (2009-2009)
Seth Green
2 Episodes (2009-2009)
Snoop Dogg
2 Episodes (2009-2009)
Tom Arnold
2 Episodes (2009-2009)
Tom Hanks
2 Episodes (2009-2010)

Watch This

I. Marlene King and Troian Bellisario
Troian Bellisario recalls her wildest PLL fan encounters

The Pretty Little Liars star and creator recall their wildest -- and sometimes incredilbly uncomfortable -- encounters with fans