When everyone in town receives invitations to Ataru's wedding, they are shocked to see that his sweetheart Lum is not the bride. Eventually they learn that when Ataru was playing games as a... See full summary »
The name of Elle's planet in Japanese is "Erusei". This is likely a pun on "urusei", part of the series title "Urusei Yatsura".
Elle:
So you're Lum, the Oni-girl.
Lum:
And you're Elle, the Darling-thief.
The opening credits show the residents of Tomobiki receiving invitations to the wedding and their reactions. There is also a scene featuring Lum chasing after Ataru.
In the original LD release, many early scenes were cut out:
Japanese