Reached 100% completion.

Earned at least 10 gold medals.

Beat the game once.

Defeated at least 600 enemies.

Captured all monkeys.

Got back at least 100 bananas.

Captured at least 300 monkeys.

Pulled off a 40 combo.

Viewed the Monkeypedia.

Used the "Record" function.

Earned your first gold medal.

Captured your first monkey.