John Wetton (Asia) & Adrian Belew (King Crimson)

Geoff Downes (Asia)

Peter Banks

Larry Fast (Of Nektar)

Malcolm McDowell (A Clockwork Orange)

Gary Green (Gentle Giant)

Steve Howe (Yes)

Adam Wakeman

Billy Sherwood

Rick Wakeman (Yes)

Tony Kaye

Glenn Hughes (Deep Purple) & Elliot Easton (The Cars)

Adrian Belew (King Crimson)

Adrian Belew (King Crimson) & Keith Emerson (ELP)

Larry Fast (Nektar) & Alan White (Yes)

Ummagumma

Tommy Shaw (Styx) & Steve Lukather (Toto)

The Festival Rock Orchestra

Tony Kaye (Yes)

Larry Fast (Nektar)

Tommy Shaw Styx

Fee Waybill (The Tubes)

Geoff Downes

Robby Krieger (The Doors)

Garry Green (Gentle Giant) & Robby Krieger (The Doors)

Rick Wakeman (Yes) & Steve Howe (Yes)

Steve Porcaro (Toto)

Bill Bruford Yes