<Li> Joe Galliano, John Galliano's' brother' who Conan interviews, generally in response to comments made by John Galliano . Joe tries to defend his brother while changing into ridiculous hats every time the camera switches back to Conan . </Li> <Li> Wiki Bear, Stack provides the voice of 2014 recurring character "Wiki Bear", a teddy bear who has a vast knowledge of very disturbing facts . </Li> <P> Stack left Conan to take a job on the writing staff of the CBS series Late Show following fellow Second City alumnus Stephen Colbert's assumption of that show's hosting duties following the departure of David Letterman . The job would have Stack moving back to New York, where Stack had previously worked on Late Night with Conan O'Brien . He voices both the characters of "Cartoon Donald Trump" and "God" on the show . </P> <Ul> <Li> Played "Special Agent in Charge" in the 1997 movie Spaceman . </Li> <Li> Played "Whiskers" in Robert Smigel's TV series, TV Funhouse in the episode "Western Day" (episode #1.1; December 6, 2000). </Li> <Li> Played Howard Jorgensen on the NBC sitcom 30 Rock in the episodes "Jack Meets Dennis", "Succession" and "Larry King". </Li> <Li> Stack provided voices for numerous characters in the video games Deer Avenger (1998) and Deer Avenger 2: Deer in the City (1999), which were written by Stack's fellow Late Night writer / actor Brian McCann, and which co-starred McCann, Tina Fey, Jon Glaser, and Amy Poehler . </Li> <Li> Stack is a frequent performer in the ASSSSCAT improvisational comedy show at the Upright Citizens Brigade Theater in New York and Los Angeles . </Li> <Li> Played Mark, an employee of the Buffalo branch who becomes angry when learning the branch is being shut down, in "Company Picnic", an episode of The Office . </Li> <Li> Stack co-starred as "The World's Tallest Nebraskan" in the Comedy Central animated series Freak Show in 2006 . </Li> <Li> Provided the voice for the Airplane Pilot in Hotel Transylvania in 2012 . </Li> <Li> In 2013 and 2014, Stack played Ted in the TV series Parks and Recreation . </Li> <Li> Played Don in the Aqua Teen Hunger Force season ten episode season "Piranha Germs", and Mappy the Map in the season eleven episode "Knapsack!". </Li> <Li> Played a cop on the FOX sitcom "New Girl" in the episode "First Date". </Li> </Ul>

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