Mr. and Mrs. Watson have a pig named Mercy. Mercy is a porcine wonder. One night, Mercy decides she would like to snuggle up with Mr. and Mrs. Watson. This is not good news for the Watsons' bed. Or for the Watsons...

Hilarity and hijinks abound.
—Kirkus Reviews

Mercy Watson, a disarmingly charming pig adopted by a loving human family, makes her debut in this new series of chapter books for beginning readers.
—School Library Journal

DiCamillo's suspenseful yarn keeps readers turning the page, while the retro-folksy illustrations by Chris Van Dusen go for laughs and make for a gentle transition from picture books.
—FamilyFun