Original URL: http://www.psxextreme.com/ps3-cheat-print/538.html
Portal 2

Alternate Title Screen

Beat the game for an alternate opening screen.

Contributed By: najay1.

Singing Turrets

In one of the test chambers, you will see a turret in a ventilation shaft at the very beginning. If you use the laser and reflector cube to destroy it and go through the new opening, you can find some turrets rehearsing a song.

Contributed By: RandomPerson3.