I have seen the following artists in concert...
     Phish
     Nazareth
     Motley Crue
     Gary Moore
     Accept
     Ronnie James Dio :rock 
     AC/DC
     Van Halen (/w DLR)
     Bruce Springsteen
     David Lee Roth (Solo)
     Rolling Stones
     Eric Clapton

:rock btw, DIO was the first rocker to "give horns" like in the emote I posted by his name.