Keep scrolling down for answers and more stats ...
The Who
Simon & Garfunkel
The Scaffold
Rolling Stones
Zen (60's Musical)
Leapy Lee
The Move
The Beatles
Lemon Pipers
Herman's Hermits
Neil Diamond
Diana Ross & the Supremes
Tyrannosaurus Rex
Fleetwood Mac
The Hollies
Kenny Lynch/The Drifters
Lulu
Box Tops
Spencer Davis Group
Bobby Hebb/Georgie Fame