Mud Flat April Fool

Something peculiar is going on in the village of Mud Flat today. Mr. Duffy has disappeared in a puff of green smoke, and Brian woke up with his head on backward. Doris is greeted by a singing tree, and poor Lila sniffs a rose that promptly squirts her in the eye. What is this strange brand of spring fever?
Age Level: 6-9
Publisher: Greenwillow