Bradley Cooper shares a tender moment with James Lipton.

Past guests share their thoughts on James Lipton and the work that he does.

Dave Chapelle shares thoughts on Hollywood and the word "crazy."

Robin Williams demonstrates why he's one of the best improv performers.

Meryl Streep discusses how she approaches each role.

Learn why Steven Spielberg likes to watch people think.

George Clooney explains why he's a big believer in making sets fun.

Tina Fey share what it was like to work on Baby Mama with Amy Poehler.