[raydan]

Best how? Songwriting, musicians, on stage.

I'll go old school:
Emerson, Lake and Palmer
Yes
Genesis (the old stuff with Peter Gabriel)
Pink Floyd

North American:
CCR
Chicago
The Guess Who
Béla Fleck and the Flecktones

[danimal]

Yogi Yogi:

Here's a few more: Bob Dylan, Louise Tucker, Mason Williams, Mike Oldfield,Joan baez, Motherlode, Dr.Hook, Lighthouse, 5 Man Electrical Band, Stampeders, Fludd, Poppy Family,Chilliwack, Chicago, Everly Bros. Hugo Montenegro, Joe Cocker, Bruce Cockburn,America,Robert John,Cat Stevens, Gordon Lightfoot, Rick Nelson, Buddy Holly, Chuck Berry,Rolling Stones, The Byrds, Three Dog Night,

Poppy Family is incredible!