Here is an tool that is designed to provide the Owners of the PSP a method to convert individual music tracks from COMMERCIAL CD's, to that of a proper format to play within the game.
An Important part - by downloading this piece of software you agree that all conversions created through Rockstar Custom Tracks are for personal use for your enjoyment of the game, and not to be reproduced and distributed to the internet or other sources such as CD's, DVD's or similar.
Rockstar Custom Tracks [RCT] is designed to provide owners of Grand Theft Auto: Liberty City Stories a method to convert individual music tracks from commercial CDs they already own to the proper format for play in the game. RCT is designed not to work with personally created CDs or CDs containing music encoded via MP3, WMA or other compression techniques. By using RCT, you acknowledge and agree that all conversions created through RCT are solely for your private use to enhance your enjoyment of the gameplay of Grand Theft Auto: Liberty City Stories and may not be reproduced or distributed to others.
The Readme is in pdf format.
For more information on the Grand Theft Auto San Andreas, visit
http://grandtheftauto.filefront.com 
