"The Space Frog Who Stole Christmas" (ケロロ クリスマス大作戦 であります Keroro Kurisumasu Daisakusen de Arimasu?) is the Christmas episode of the anime series Sgt. Frog (or Keroro Gunso, as it is known in Japan). The original Japanese episode premiered on TV Tokyo in Japan on Christmas Day of 2004. The episode was translated into English as part of the dubbed version by Funimation, but was never aired in the United States.