A new worm named, W32.Deletemusic. / W32/DelMP3, is discovered that has the appetite for MP3 files. Worm search for MP3 file on the infected computer and delete as it discover it.
This is a crazy one for sure.
Solution to this worm is offered by Sophos together with EFYTimes.com.
First suggested action is probably to back-up your music ASAP and get the anti-dot for this worm.