Guest Stars Sara Chase as Cyndee Pokorny Sol Miranda as Donna Maria Nuñez Lauren Adams as Gretchen Chalker Michael Carlsen as Mikey Politano Amy Sedaris as Mimi Kanassis Jon Hamm as Richard Wayne Gary Wayne Dylan Gelula as Xanthippe Voorhees Tanner Flood as Buckley Voorhees Chris Northrop as Meth-Head Charlie Elise Mestichelli as C.H.E.R.Y./L. Mike Britt as Walter Bankston Fred Armisen as Robert Durst Bill Barretta as Lonny Dufrene/Mr. Frumpus Niceto Darcey Festin as George Gerogiulo Chris Parnell as Junior Andrew Briedis as Dev Daniel Radcliffe as Prince Frederick Johnny Knoxville as C.J. Heidi Gardner as Jenny Jack McBrayer as Sandy Parcell Bowen Yang as Kim Jung-un Zak Orth as Cody Santimonio Josh Groban as Himself Charlotte McKinney as Herself Patch Darragh as Nick Connor Ratliff as Crew Guy Jamar Greene as Guard Stephanie D'Abruzzo as Jan the Backpack Schecter Lee as Korean Man Molly Lloyd as Wedding Guest Seth Kirschner as Shawn Gene Presendieu Jr. as Mamadou Negin Farsad as Designer Paul Lazar as Drunk Michael Spedden as Bartender Brian Corrigan as Old Man Anthony R. Mottola as Darren Chandler Rosenthal as Maggie Cassie Carlock as Bob Snarklewick