Pierrot's Favorite Tool

Pierrots are known to hide their misery inside. A pierrot must always smile, even when he is mocked...He must pile misery upon misery so that others may laugh. Everything other than the smile must be hidden deep within... This may be the only thing that every sees that hidden face. Indeed, this item would always be at his side as he practiced his tricks alone. Something like this, which has born witness to every hidden emotion, and hours of secret effort, could never betray you.