There are some who would do that sort of thing simply to be a troublemaker, though. It would be a joke, but not a good one.

[...oh, get bent]

...I didn't have to do anything out of the ordinary! [NEVER MIND THAT SHE WAS NEVER IMPRESSED BY HIM IN THE FIRST PLACE] She... was here temporarily, but she disappeared several months ago. I can only assume she was returned to our world. It would be difficult to miss her if you did see her, though-she's incredibly beautiful.