Which groups/artistes have you seen in concert? I've seen the following.

Aerosmith
Beach Boys x 5
Beach Boys Band
Billy J Kramer & The Dakotas
Bo Diddley
Bonnie Riatt
Bon Jovi
Brian Wilson x 2
Cher
Chuck Berry x 2
Deep Purple x 2
Def Leppard
Emerson Lake & Palmer x 2
Everly Brothers x 3
Foreigner
Freddie & The Dreamers
Gerry & The Pacemakers
Graham Bond Organisation
Hollies
Journey x 2
Kinks
Led Zeppelin
Little Richard
Little Stevie Wonder
Long John Baldry & The Hoochie Coochie Men + Rod Stewart.
Martha & The Vandellas
Moody Blues
Osmonds
Pat Benatar
Rolling Stones
Robert Plant x 2
Searchers
Shadows x 2
Shania Twain x 5
Smokey Robinson & The Miracles
Steve Vai x 2
Styx
Supremes
Temptations
The Who x 2
Thin Lizzy
Thunder
Turtles
Whitesnake x 3
Zoot Money’s Big Roll Band
ZZ Top