Thanks everyone who contributed.
Here's the list I went for in the end. Some I them I'm ashamed to say I hadn't heard of, but did a quick google. Went for 18 - they can leave out a couple.
Vaughan William
Britten
Elgar
Beatles
Led Zeppellin
Queen
Pink Floyd
Coldplay
Elton John
Deep Purple
Oasis
The Who
Gary Numan
Rolling Stones
Blur
Susan Boyle
David Bowie
Tom Jones
Here's the list I went for in the end. Some I them I'm ashamed to say I hadn't heard of, but did a quick google. Went for 18 - they can leave out a couple.
Vaughan William
Britten
Elgar
Beatles
Led Zeppellin
Queen
Pink Floyd
Coldplay
Elton John
Deep Purple
Oasis
The Who
Gary Numan
Rolling Stones
Blur
Susan Boyle
David Bowie
Tom Jones
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