[Headphone Workshop]

Coltrane - Ballads 
Miles - Kind of Blue
Bjork
Sufjan Stevens - Illinoise
 
...worst music to nap to is too easy!  John Zorn?

 

[coolguyalex]

Best
Death Cab For Cutie - Plans
The Postal Service
Coldplay
The Middle East
Peter Doherty - Grace/Wastelands
Fleet Foxes 
Moby - Wait For Me
Radiohead- In Rainbows
Jack Johnson
Grizzly Bear

Worst
Any metal/dubstep