It'll Burn Through Anything
A husband and wife were having some problems in bed, so the wife decides to got to a sex shop and buy some of those crotchless panties. She got up on the bed with nothing else on when her husband came home.
"Hey, honey," she said. "Don't you want some of this?"
"I don't think so."
"Why not?"
"Look what it did to those panties."