Princess Foo and Bizaboo

There is a legend that a fabulous treasure is hidden somewhere in the castle but Princess Foo's parents, the king and queen don't want her to go looking for it bacause the castle is haunted and dangerous. Princess Foo wants to find the treasure so the whole kingdom won't be so poor so she searches for hidden treasure in the middle of the night. A small ghost, Bizaboo, becomes her friend and helps her search.