Oh, heck. That other guy is doing it. 

Totally Insane and Screwed Up Productions Present
<Cheesy Fanfare>
THE TOP TEN OTHER REASONS FOR RYOGA WANTING REVENGE

1. Ranma gave him wedgies every other hour.
2. Ranma stole his compass.
3. Ranma put a "Kick Me" sign on his back.
4. Ranma dumped instant nyannichuan on him then pushed him into the guy's   
locker room.
5. Ranma got all the girls.
6. Ranma not only took bread, but he also stole all of the school's free 
condoms, adding more complications to Ryoga's life.
7. Ranma is the cause of all those voices in his head.
8. Ranma replaced his regular alarm clock with a Black Rose clock. 
OHOHOHOHOHOHOHOHOHOHOHOHO!!!!!!!!!!!! (He couldn't sleep for days)
9. Ranma won't stop looking at him funny.
10. Ranma threw up on his dog.