Urusei Yatsura S01 E08 Live Vigorously!

"Grab her horns and she might just become your darling!"

Kintaro's nanny, with Ataru's help takes the alien children on a tour of Earth and a Earth child's school. Ataru tells the myth of the real Kintaro who grew up in the wild and slew a demon. So Kintaro decide to live up to his name.