Henry and Mudge and Mrs. Hopper's house : the twenty-second book of their adventures / by Cynthia Rylant ; illustrated by Carolyn Bracken in the style of Sucie Stevenson.
Imprint
New York, N.Y. : Simon & Schuster Books for Young Readers, c2003.
While Henry's parents are at a Sweetheart Dance on Valentine's Day, he and his dog Mudge have a wonderful time staying at Mrs. Hopper's house, where they enjoy tea and music and dressing up in various costumes.