When does The Monster at the End of This Story return?

The Monster at the End of This Book: Starring Lovable, Furry Old Grover is a children's picture book based on the television series Sesame Street. It was written by series writer and producer Jon Stone and illustrated by Michael Smollin. It has since become the all-time bestselling Sesame St. book title and has been cited as a modern classic of children's literature.