Enchanted Towers: Destroy all the balloons

Sgt. Byrd's Base: As Sgt. Byrd, bomb all treasure chests

Bamboo Terrace: Follow the question mark bottles to the end

Complete the Prologue.

Buzz's Dungeon: Defeat Buzz

Mushroom Speedway: Fly Through 4 Star Speed Boosts In One Lap

Don't hit any Sheep in Cloud Temples

Defeat every Robo Bee by spitting

Flame the Pigeons first in Metro Speedway

Complete Gulp's Overlook without harming fodder

Don't touch the lava in Skelos Badlands

Use all 3 types of power-ups in Ripto's Arena