The Life and Times of Jay Leno

Cruisin'
Hollywood icon Tom Cruise hops up on the sofa during an appearance on The Tonight Show in 2005. "From 11:30 to 10 [minutes] to 12, I'm a comic," Leno said. "Then I stop and listen to what people say. I'm not trying to be funny all the time. I don't want to get into that lampshade mentality."

• A Visual History of Stand-Up Comedy