Feel free to add but this is just a fun list I thought I'd post:
10) ABC including "IMO" in every post.
9) Kensat and Free Bagel quoting each other like 15 times in the crux of a discussion the "Leftovers" forum.
8) Cornbread Maxwell proferring advice with the caveat "this may make me sound like a homer..."
7)Swiper and Dlux247 posting in EVERY forum.
6)MT's favorite tag line, "I'd hit that."
5)Creamdoor's "You're killing me Petey!"
4)Swiper and Dlux247 posting in EVERY forum.
3)Mercer Boy slicing and dicing his way through the archives to retrieve everything.
2)MT posting congratulatory threads 50 posts before people get there.
1)Swiper and Dlux247 posting in EVERY forum.