"Natural Born Kissers" is the twenty-fifth and final episode of "The Simpsons"' ninth season. It originally aired on the Fox network in the United States 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 list the episode by the title, "Margie, May I Sleep with Danger?".