Gosh, it's been a long time since anyone posted in this thread, so here's mine:

Rock bands:
The Doors
Led Zeppelin
The Ramones
Tad
Yes
The Darkness
The Presidents of the U.S.A.
The Cramps
Spinal Tap
Guns 'n Roses

Jazz Artists:
Dr. Lonnie Smith
Art Farmer
Art Blakey
Ella Fitzgerald
Sarah Vaughan
Hank Mobley
(many more here, too many to mention)

Trip-Hop/Acid Jazz/Electronica artists:
DJ Food
Akasha
Kruder & Dorfmeister
Theivery Corporation
Fila Brazilia
Air
9 Lazy 9
Funky Porcini