When the camera's completely switched off, hit the power button and you'll gostraight into camera mode which lets you shoot immediately, then about half a minute later the interface seamlessly goes back to smart mode, which is when you can hit the back or home button to toggle the Android unlock screen (though we'd rather gostraight into the home screen).
You could just as easily face Manchester United and gohomestraight away or take on a succession of amateur or lower-league teams and advance deep into the competition.