As far as hip-hop.
Wu-Tang w/ opening acts Black Moon & Smiff & Wessun 1993 on Enter the Wu-Tang tour
Gangstarr w/ opening act Jeru the Damaja 1993 on Hard to Earn tour
L.L.Cool J, Run D.M.C. and Beastie Boys 1986 on Radio, Raising Hell and Licensed to Ill tour(s)