Complete the tutorial.
Fire 50 burgers.
Fire 500 Burgers.
Sling 50 explosive milkshakes.
Sling 500 explosive milkshakes.
Ride the Cola Jet Pack for 2 mins.
Ride the Cola Jet Pack for 8 mins.
Play 20 games.
Play 500 games.
Neutralise 50 vegan soldiers.
Neutralise 1000 vegan soldiers.
Fire 100 chickens.
Collect 20 health packs.
Look at the stats page for a total of 10 mins
Dispatch 500 civilians
Exterminate 50 rats.
Liberate 50 cats.
The Cart-el
Destroy 250 food carts.
Unlock all maps.
Buy all the burgers.
Fully upgrade all your burgers.
Buy a costume.
Buy a new head.
Get the FriGun 20 times.
Call in a Pie Strike.
Drive the Clown Car.
Amass 10,000 coins.
Get killed by fruit and vegetables.
Make it to wave 5.
Make it to wave 25.
Make it to wave 25 on all levels.
Defeat the first boss.
Defeat 10 bosses in total.
Defeat 3 bosses in one game.