First cow abducted
First level completed with a button
First hat bought
5 hats bought
10 hats bought
Level 20 completed
First level completed with a crate
A cow and a sheep were abducted at the same level
First hat dressed on any level
Level compelted wearing a bunny hat
Background color changed for the first time
5 cows abducted
UNDO button used for the first time
RESTART button used for the first time
Any level was played again
10 cows abducted
First sheep abducted
5 sheeps abducted
10 sheeps abducted
Level 1 completed
Level 10 completed
Level 15 completed