The cheat code to get the jetpack in "GTA: Vice City" on the PlayStation Portable is L, X, R, square, circle and right. Players enter this code during game play.
"Grand Theft Auto: Vice City" was developed by Rockstar North and available for PSP, Playstation 3, Xbox and Microsoft Windows. It is an open world action-adventure video game that allows players to control a virtual character from a third-person perspective. Players interact with various environments and conquer missions and challenges. Players can also steal various vehicles including cars, airplanes, motorcycles and boats in order to evade the police. "GTA: Vice City" has a game rating of M for mature audiences only.