Larry David & Lauren Conrad doing 'Conan' tonight

Larry!

"The Tonight Show with Conan O'Brien": Larry David, Lauren Conrad

"Late Late Show with Craig Ferguson": Jeff Foxworthy

"Late Night with Jimmy Fallon": Horatio Sanz, Selena Gomez

"Jimmy Kimmel Live": Ty Pennington

"The View": Jada Pinkett Smith

"Live with Regis and Kelly": Selena Gomez, guest co-host Molly Shannon

"The Ellen DeGeneres Show": Simon Cowell, Zachary Quinto (repeat)

"The Hour with George Stroumboulopoulos": Malcolm McDowell, Gene Simmons (repeat)

"The Bonnie Hunt Show": Brian Austin Green, Mark Ballas and Derek Hough (repeat)