Tha Realest, Swoop G, C-Lo & Twista - Fuck Dre <<<<<You might want to skip the first 50 secs but after that, it's pretty good.
Ja Rule - Loose Change <<<<containing possibly the most vicious line of the whole beef.
Ja Rule - Shit Get Ugly
Joe Budden - Game Over
Yukmouth - Game Over Pt. 2
ICP - Ain't Nuttin' but A Bitch Thang
ICP - Eminem's Mom
Somebody (ICP I think) also had a song like, Real Slim Shady Shut The Fuck Up or some shit like that.