RE: AC/DC touring the US?
I've seen'em 4 times :
Monsters of Rock 1981, Donnington Castle, UK (w/ Whitesnake, B.O.C, The Slade...)
Hammersmith Odeon, London England 1982 (w/ YNT and Head East)
Civic auditorium, Omaha NE 2 times 1983-1984 (no opening acts)
and YES they are touring this summer with Aerosmith.
94 Mark VIII, Black / Black