Mr. Cheerful was the last Mr. Men to be created, and his story does not contain the usual ‘change for the better’ outcome of the originals. He has a secret which he keeps under his hat.

When Little Miss Splendid demands he take his hat off when greeting a lady. In doing so, he reveals that he has only three hairs on the top of his head. Little Miss Splendid reminds him it is not his hair, but his large smile that people love him for. As the final sentence in the final book reads …

“Hats off to Mr. Cheerful!”