"Natural Born Kissers" is the season finale of The Simpsons ' ninth season which originally aired on the Fox network on May 17, 1998. Homer and Marge discover that the fear of getting caught while making love is a turn on and start making love in public places. It was the first episode written by Matt Selman and was the only episode to be directed by Klay Hall. Some networks, including the UK's Sky One and Canada's CBC, list the episode by the title: "Margie, May I Sleep With Danger?"