Dr. Slump - episode 18 - 05 May, 1998

Senbei decides to go to outer space for his date with Midori, but Arale and Gatchan also come with him…. When they land on a planet, a monster takes Midori away! So, he tries to defeat the monster with his Pon poko Gun! Senbei decides to go to outer space for his date with Midori, but Arale and Gatchan also come with him…. When they land on a planet, a monster takes Midori away! So, he tries to defeat the monster with his Pon poko Gun! (Source: Wikipedia)