Henry, feeling lonely on a street without any other children, finds companionship and love in a big dog named Mudge.

Henry worries about what will happen to his big dog Mudge during their visit to his grandmother's house in the country.

Mudge looks forward to the Mother's Day surprise that Henry and his father cook up for Henry's mother.

Henry, feeling lonely on a street without any other children, finds companionship and love in a big dog named Mudge.

Henry and his big dog Mudge attend their first family reunion.

Follows the seaside adventures of Henry, Henry's father, and Henry's big dog, Mudge.

When Henry and his dog Mudge go with Henry's parents to visit Great-Grandpa Bill in the home with lots of other grandpas, they lead them all on a

When Henry's cousin Annie prepares to move in next door he and Mudge help calm her fears.

Henry, his dog Mudge, and his father enter a snowman building contest at the local park and win third place.