Kelly and Matt babysit Erin, and have sex in the living room after she goes to sleep. They do not realize that Mel and Jackie have set up a video camera to observe prospective nannies with Erin. Erin switches the tape with a copy of ""There's Something About Mary,"" and the illicit video ends up in Dylan and Gina's hands. Dylan becomes furious, prompting Gina to suspect that he still has f