trigger_mp3
trigger_mp3 is a brush entity available in 
Paranoia.
…
It is a trigger that plays a specified mp3 track
Application
On Activate - mp3 plays. Plays in a loop - until it stops. To stop - put more one trigger_mp3, where the file path will be empty. Console command stopmp3 - cuts down the currently playing music.
Keyvalues
- Targetname
(???)<targetname> - Name of entity
- Target
(Message)<string> - MP3 file to play (empty to stop)
