Dave welcomes actress Debra Messing, actor Josh Hutcherson, and musical guests Oberhofer. The "Smash" star discovers a lot of fake Debra Messings on Twitter.

Dave welcomes actor Martin Short and musical guests The Ting Tings. Martin upsets a famous female broadcaster and her husband (but it's not Connie Chung and Maury Povich).

A very pregnant Demi Moore is given the honor of throwing the first pencil through the backdrop windows of the Late Show.

Tom Hanks interrupts the monologue because he and Dave are dressed alike; throughout the night, spelling bee champ Edmund Gillette stands next to Rob's desk and spells words; during Mailbag, Alan Kalter reacts badly to a letter asking if he's a freak by visiting the letter-writer (Jay Johnson) and punching in his face; Tom gets a new suit.

Dave shows a tape of stunt biker/scheduled guest Travis Pastrana's mishap that afternoon, and the injured daredevil later hobbles onstage. By the end of the show, the Hi-Ho Girls are helping Travis repair his bike.

Dave plays "Know Your Current Events" with the audience. Later, Paul Newman talks about auto racing while promoting "Road to Perdition."

No description available

No description available

No description available

No description available

No description available

Tonights guests include Rachel Weisz, David Rakoff and Morningwood.

Tom Hanks and Mike Huckabee are the scheduled guests.

Morgan Freeman and Chuck Prophet are the scheduled guests.

An audience member claims to know Dave's ex-wife, who apparently now lives in Florida; the show is again interrupted by radio transmissions from Lt. Len Easton of the California Highway Patrol; Mike McIntee and Harold Larkin play "Can Two Guys and Their Dead Friend In An Office Chair Hail a Cab?"; Don Rickles plugs his DVD Mr. Warmth and throws a few zingers at Dave and fellow guest Denzel Washington.

"AMPTP President Nick Counter" and "Writers Guild Executive Director David Young" call a truce... and make out; in tonight's remote, Andy Kindler visits a toy convention; the latest Kid Scientist experiments from Naperville, IL include gravity-defying water and a crudely-built hovercraft; Kenna (featuring N.E.R.D.) performed "Say Goodbye to Love."

Jim Carrey and Paula Abdul are the scheduled guests.

No description available

No description available

No description available

No description available

No description available

Keira Knightley and Thomas L. Friedman are the scheduled guests.

Throughout the night, Olympic high-jumpers strut their stuff out on 53rd Street; Dave reads from the "Late Show Fun Facts" book, in stores next week; in her first LSDL appearance in seven years, Meg Ryan plugs The Women and shares an anecdote about her daughter; Ricky Gervais promotes Ghost Town and describes doing press junkets for the movie.

Anne Hathaway, Josette Sheeran, The Virgins