Kind of like the Nintendo game Paperboy, except that you don't ride a bike down the street. You do need to deliver the newspaper to the people by throwing it to each person.
See in game for more details, but use your arrow keys to control the angle and strength and space to throw
Your main goal in to stay alive. destroy as many enemies as you can with your cannon.
Find 2 pairs of the same face
Click the ball to keep it in the air
Make some snowballs and whack innocent passers-by in humbug fashion.