Line Up was Paul Kantner (vocals, guitar), David Freiberg (vocals, guitar), Cathy Richardson (vocals), Slick Aguilar (lead guitar), Chris Smith (keyboards) and Donny Baldwin (drums)
Thanks for the quick reply. Were they worth seeing without Grace?
Thanks Ironman! I added myself to the Def Leppard show.
ZZ Top was April 23, 1986 in Worcester. I was there. :)