Well, dear, you know that I can't cross over. Only on Halloween night.
4 seconds sound clip from the Halloweentown movie soundboard.
You can hear this line at 01:21:06.375 in the Blu-ray version of the movie.
Quote context
[...]
- Luke, we have a job for you.
- Well, I suppose I'll have to give the children back now.
- You know, Mother, I have to admit, you're really very good with them.
- Well, dear, you know that I can't cross over. Only on Halloween night.
- Hm. Well, then I guess you're just gonna have to come live with us. That is, if you want to.
- Grandma's gonna come live with us? Oh, that'll be so cool.
- OK, I can show you all my books. and I have all the Frankenstein movies on video.
- And then you can show me how to... Oh, no! Where's my broom?
- Oh, don't panic, dear, don't panic.
[...]