|Pitter-Patter Christmas Eve|
|Original airdate:||23 December 1981|
|Animation director:||Asami Endo|
|Manga counterparts:||Even Though I Wait for You|
|Previous episode:||Athletic Woman Hell|
|Next episode:||Ataru Genji Visits Heian-kyo|
Pitter-Patter Christmas Eve (ときめきの聖夜, Tokimeki no seiya?) is the tenth episode of Urusei Yatsura. It originally aired on 23 December 1981. Its opening theme is Lum no Love Song and its ending theme is Ucchu wa Taihen ja!. This episode also the first long term released animation and the story is divided into 2 parts, Part 1 and Part 2.
Megane and Lum's Stormtroopers set up a plot to embarrass Ataru and get Lum to leave him at the same time. They set up a date who will make a fool of Ataru, but Lum finds out and twists things around.
- "Sighs...At my age, I already have a woman who follows me around thinking she's my wife. Oh! My youth's rotting away!" - Ataru
- "Behold! My secret "Flip-up-the-skirt" Maneuver!" - Ataru
- "Can you have a walk with me?" - Ataru