Contestants gather for the final round. Steve Petrucelli hide caption

Ian MacKaye (left) and NPR's Stephen Thompson play an Ask Me Another Challenge in Washington, D.C. Becky Harlan/NPR hide caption

Contestants Gautam Hans (left) and Sharyn Horowitz give their best Nicolas Cage impressions for "National Treasures." Steve Petrucelli hide caption

Ian MacKaye made his mark on the D.C. punk scene with Minor Threat and Fugazi. Becky Harlan/NPR hide caption

Contestants Anne Holsinger (right) and Jonathan Bettle correctly answer questions in the game "Whee!" Steve Petrucelli hide caption

Ian MacKaye: Punk rock icon, dental missionary. He joined Ask Me Another at NPR Headquarters in Washington, D.C. Steve Petrucelli hide caption

Piper Kerman at the Fitzgerald Theater in St. Paul, Minnesota. Eamon Coyne/NPR hide caption

Kevin Murphy (left) comforts Bill Corbett after Bill incorrectly guessed that "War With The Mutant Spider Ants" was a movie title. (It's a Choose Your Own Adventure book, naturally.) Eamon Coyne/NPR hide caption