Book for grisette and the magic toothbrush Auzou

A child has just lost his tooth! Hop, hop, Grisette slips on her enchanted shoes and lands in Amélia's house. But the little girl isn't in her room, she's in the bathroom, sad because one of her teeth has just fallen out. If this is the way it's going to be, Amélia won't be brushing her teeth anymore! Grisette decides to make a magic toothbrush that will make Amélia want to brush her teeth every night. With the help of a leprechaun, silkworms and a spider, will Grisette succeed at mission?