I'm sorry I'm so vague on the details, but in it, Dean starts noticing how often they're mistaken for a couple. He feels that it must definitely be Sam's fault since he is ~Sam. But then he realizes it's *him* everyone thinks is the gay one and ...yeah.
Vague. Sorry. BUT YOU GUYS ARE AWESOME!
It was pretty hilarious and it was a one-shot.
ANY help would be appreciated and thanks!
FOUND! (in two seconds, you rock!) thanks to redpine
It was Two Queens by belyste