Clash Jam Rolling Stones Lloyd Cole & The Commotions Cure Stone Roses New Order Smiths Charlatans Banarama Dusty Springfield Diana Ross & Supremes Sorry for the long list but I have so many could add another 20 or so!
New Order/Joy Division The Cure Swans Echo and the Bunnymen (earlyish stuff) Sonic Youth Anything Nick Cave related The Fall The gun Club Pavement The Jesus and Mary Chain Killing Joke The Pixies and about a thousand other bands
The Clash The Jam Specials Public Enemy REM (up to and including automatic for the people) The Decemberists Radiohead Arctic Monkeys The Pogues Wu-Tang Clan (Until ODB died) Mynas (Best Barnsley band)
Depends on how you define greatness: Overall importance to modern pop/rock music - The Beatles Overall career and remaining interesting/relevant throughout - Bowie Ability to deliver the goods live - Queen Most criminally underrated - possibly Slade Greatest international band - ACDC/Aerosmith Greatest ever voice - Nat King Cole Lifetime achievement award - Brian Wilson
Red Hot Chili Peppers Foo Fighters Cold Play Led Zep Stone Roses Pearl Jam - (early days) Goldfrapp (******* awesome live) Smiths The Jam Oasis
Bruce Springsteen Foo Fighters Snow Patrol Keane Glasvegas Coldplay Del amitri Madness Blondie Prince
AC/DC George Thorogood and the Delaware Destroyers Aerosmith Dixie Chicks Strongheart Jimi Hendrix Led Zepelin Black Sabbeth The Who The Cult