Valve Studio Orchestra - Turret Opera [Portal 2 OST]
Valve Studio Orchestra - Turret opera (OST Portal 2)
Valve Studio Orchestra - Want You Gone (Portal 2 OST)
Valve Studio Orchestra - Still Alive (Portal 2 OST)
Valve Studio Orchestra - Turret Opera (Portal 2 OST) bella, cara mia bella! Опера Турелей
Valve Studio Orchestra - Turret Wife Serenade (OST Portal 2)