The night before the school festival, things seem to be repeating themselves. Gradually, all the world functions come to a stop, the only ones that are not affected are a select group of student friends.
When the gang takes off on Mendou's harrier, Perm starts singing "Saraba Tomobiki" (Farewell Tomobiki), this is a parody of the opening theme to Uchû senkan Yamato (1974), which begins as "Saraba chikyuu yo" (Farewell Earth).
Perm:
But do you really think anyone'll come to a place that looks like this, Megane?
Chibi:
Maybe we should have gone with the 'Hot Babes Coffee Shop' like Ataru suggested. Lum gave it her OK too, after all.
Megane:
I won't have Lum acting like a bimbo. Besides, do you...
At the very end of the film, after the music dies out, the school's clock tower chimes until the screen fades to black.
The US dub of the film changes Ten's gender to a girl. This is shown in Mendo's dialogue "we can exclude Ten and her pet piglet" instead of "his pet piglet".
Japanese