Zeppelin is a close second to The Beatles.
After that come Pink Floyd, Jackson Browne, Steve Miller, CCR, The Elton John Band, CSNY, BOC (aka SWU), Sabbath, Clapton, Heart, Tull, Billy Joel, Bruce, and U2. They are all #3 and in no particular order, politics aside.
Don’t get me started on #4!
Anon
b. 1969~ (Could anyone tell?)