Sarah Silverman is taking a new swing at David Letterman's fondly recalled "Stupid Pet Tricks," and it would be easy to say something about the comic "going to the dogs" or "hoping the new show ...

Jon Hamm, Will Ferrell and more guest star on David Letterman's 'Stupid Pet Tricks,' which airs Feb ... At the 2007 MTV Movie Awards, the comedian made a joke at Paris Hilton's expense. Silverman ...