Snagged from just about everyone

"Name your 15 absolutely favorite couples (het/slash/canon/fanon) and ask people to see what trends they notice about your couples. Try to pick different fandoms."

1. Roswell: Max/Liz
2. Dark Angel: Alec/Logan
3. Stargate SG-1: Jack/Daniel
4. Stargate SG-1: Davis/Daniel
5. Stargate Atlantis: John/Rodney
6. House: House/Wilson
7. QAF: Brian/Justin
8. QAF: Michael/Ben
9. Supernatural: Sam/Dean
10. Supernatural: Dean/Castiel
11. Matrix: Trinity/Neo
12. Angel: Lindsay/Darla
13. Buffy: Sprike/Drusilla
14. Psych: Shawn/Lassiter
15. Torchwood: Jack/Ianto

I'm adding one cos I can:
16. Leverage: Eliot/EVERYONE :-D