I can't think of an artist I love that hasn't laid a couple of eggs...but I'd say Vladimir Horowitz has come closest to the ideal.
Artists Seemingly Incapable of Laying a Turd
I offer up a few artists I like simply because they have never released a crappy album their entire career...
Tom Waits
Elvis Costello
Steve Earle
Paul Weller
Wilco
Who are yours?
Tom Waits
Elvis Costello
Steve Earle
Paul Weller
Wilco
Who are yours?