In no particular order
1. Royce Graceie defeating Dan Severn (Though at the time no one really knew because of the screwed PPV)
2. Anderson Silva's complete and utter ahniliation of Chris Leben.
3. Hendo's fist sending Bisping into the fourth dimension.
4.Remco Pardoel's elbows meating Orlando Wiet's head.
5. BJ Penn defeating a very over confident Matt Hughes
6.Forrest Griffin facing off against Stephan Bonnar at the TUF finale.
7. Tito Ortiz vs Frank Shamrock
8. The all out riot that ensued after the Cabbage and Tank fight.
9. Royce Gracie returning to face Matt Hughes.
10. Frank Shamrock's slam on Igor Zinoviev.
11. Nog defeating Tim Sylvia
12. the hug between CC and Pat Barry
13. Wandy knocking out Jardine
14. Machida's win over Rashad
15. The Hughes/ Newton slam
So many good ones it's hard to list them all off the top of my head!