Tap anywhere on screen to launch SuperPig out of the barrel and pass thru the gap. Collect apples to unlock new barrels and backgrounds in the shop in the game. Tap the bullet-time icon at the top of screen (only appears if you have at least 5 apples) to
Blast SuperPig out of the barrel and through the gradually shrinking gap. Rack up combos and collect apples to unlock new barrels and backgrounds.