Adventure Time stars Neil Patrick Harris as Fionna’s Prince Gumball
Neil Patrick Harris took a starring, human role in the Smurfs Movie. NPH will also appear in next week’s one-hour special Penguins of Madagascar: Blowhole Strikes Back on Nickelodeon. Now, the icon will make his debut on Cartoon Network’s Adventure Time! The episode hits Labor Day Monday, September 5th, at 8pm, and will feature NPH as the reverse match to Princess Bubblegum, a singing Prince Bubblegum … er, Prince Blowpop …er, Prince Gumball!! How’d that happen? The story involves a parallel universe, where Finn is a girl named “Fionna,” and Jake the dog has been transformed into a cat named “Cake,” all collected in an episode titled Adventure Time With Fionna and Cake. And the villain? The Ice Queen, of course! Check out the sneak peek teaser trailer!