Why is there a shovel up there? Bring a Nummel to the secret area on "Break the cycle!"
Save everyone under the par time and get all the coins in a level.
Show your respects at the memorial.
Complete the challenge levels in world 1.
Complete the challenge levels in world 2.
Complete the challenge levels in world 3.
Finish all levels on the main path.
Get all of the coins in the game.
Get a Nummel to the secret exit in "Stick don't splat!"
Get the key gem in "Hold the door!"