A simple graphic change for fireball. Your fireball will now shoot out 3 balls of fire instead of one. The balls move just like arcane missiles move. So the balls will move in and out 'till they reach their target. Here's a screenshot:
Instructions:
1) Download the MPQ file here: NewFireball patch-8.mpq
2) Put the file in World of Warcraft > Data
3) Rename it patch-x.MPQ (replace x with any number 3-9 or letter a-z)
4) Run wow and enjoy.
FAQ:
Q: Does it require MEF?
A: Nope. I don't want to run anything along with wow so I won't make you do it either. I'm sure that sooner or later blizz is gonna patch warden to detect MEF and then ... well lets not talk about that.