Furnishing item Aloalo Faerie Cushion Problems

Item description : "A rude surprise awaits all those who dare plant their buttocks upon the image of Aloalo Island's most mischievous faerie."
According to the item description in game, it is supposed to do something when sat on. But, it does nothing.
It might also be sized wrong, Is it supposed to be the size of a bed? Could make it a bed and let us sleep on it like other beds.

Frequency: 100%
Housing: yes
Steps:
1. Place in house, room, or apartment.
2. Walk/sit/jump on it.
3. Nothing happens