Perfect revenge. Step number one, get a can of tuna fish. Step number two, get the oil from said can of tuna fish and pour it down the cracks and the crevices of said window. Step number three, and this is the important part, sit back and watch. The smell will get worse and worse and worse until they have to actually replace the windows and you'll have to pay for it.

wet cat food works as well.

Maybe it wouldn't have worked for you, son, but it definitely would work for me.

I wouldn't need to say anything, I would just need to lift up the covers and be like, tap, tap. And say, look, there's a space here for you if I had to say anything. And then she says, nah, I'm alright. I'd be like, well, cool. There's a door shut behind you.