Set the date (In the game): February 29, 1997.
Choose the Singapore team, during gameplay enter these cheats:

LTH - Opponents score into own goal.
CANTONA - Enables players to flying kick the ball.
LAOCHIAO - Instant Quah Kim Song and Dollah Kassim.
KELONG - Instant Abbas Saad and Michael Vana.
KAYU - Referee in underwear!