Your Sex Slang Keeps Getting Flipper and Flipper

Girl with many shopping bags sitting down at pub table: Oh man… I'm knackered. I need gin.
Guy #1 at pub table: Busy day waxing the dolphin?
Girl: What?
Guy #2 at pub table: Mate, I told you, waxing the dolphin is what men do – with women its oiling the porpoise.

Leamington Spa
England

Overheard by: Bleep