Napster/Winamp hack to get unprotected free music
Contributed by AlexTheBeast 
Tagged: Windows Popular hack to get unprotected, free music for 14 days
Please note that this no long works. This hole has been closed. Some other methods are described in the comments below. If you find other alternatives, please share them in the comments. I have also included some alternate recipes here to help you with your music files.
Capture/RIP Music Streams for Easy, Free, Legal, and Tagged Music/MP3 Files
Using sndrec32.exe to remove DRM from songs downloaded from napster
Use Google to Find Free MP3s, WMAs, OGGs, and Other Music Files
Original thread:
http://club.cdfreaks.com/showthread.php?t=78454&page=4&pp=25
You may also like -
Napster: Convert DRM WMA files to MP3s
MySpace: Download Any Song for Free -- Again!
Free Music and Videos for iPod or Zune - The Megalist
Napster: Converting DRM protected WMA files to WAV (and MP3s)
Google: Find Free MP3s, WMAs, OGGs, and Other Music Files
Haystack: How to Download Music
iPhone: How to Create Free Ringtones
MSN Search: Find MP3s, OGGs, WMAs and Other Free Music Files