Shake-a-Smile

The Shake-a-Smile is a treasure in. It is a toy rattle, and can be found in the Blossoming Arcadia.

Collecting the treasure
It is inside of a Mamuta at the northeastern section of the Blossoming Arcadia. To get to it, you must come out of the Sightless Passage and then defeat the Mamuta holding it. Afterwards, it can be carried by throwing 12 Pikmin at it.