Urusei Yatsura S01 E62 Thrilling Summer Date

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

Lum and Ataru go on their first date together after Lum watches a television program that makes her realize her relationship with Ataru is abnormal. Ataru, although hesitant at first, shows that he does actually have feelings for Lum, but feels uncomfortable expressing them.