"I'm glad that you've taken an invisibilty pill today."
"Do you mind if I ask why, Petal?"
"Well, that, Milly Marshall will be along here in a few minutes with her snooty friends."
"I don't understand, Petal."
"Uncle Tim, she's gonna see me up in the air and the other end of the see-saw on the ground with no-one on it..... I can't wait to see her face, and she'll tell everyone I'm a witch..... ha, ha, ha, ha, ha."