How I Met Your Mother Season 3 Episode 14: "The Bracket"
When Barney's love life is being sabotaged by a mystery woman, he sets up a tournament bracket (a la the Final Four) to determine out of 64 women which hates him the most and is most likely sabotaging.
Barney: There are four kinds of women who go to the hardware store by themselves. Robin: Of course there are. Barney: Single, recently single, recently divorced, lesbian who will let me watch. Lily: You can not be more evil. Barney: Sorry five. Recently widowed.
Hey! I don't remember you. I've spent the last two days trying to remember every girl that I've slept with and all of the horrible things that I have done to them-- and I have done some horrible things. I mean, at one point I'm pretty sure I sold a woman. I didn't speak the language, but I shook a guy's hands, he gave me the keys to a Mercedes, and I left her there. I am the guy who keeps a scrapbook of all the women I have slept with, but I never thought I was the guy who would sleep with a girl and not even remember her. So, from the bottom of my heart, for whatever I did to you, I apologize