Title: Hip, Hip, hooray day!
Subtitle: a Hip & Hop story
Description: Hop has trouble surprising Hip on her birthday.
Subjects: Friendship in fiction, Birthdays in fiction, Juvenile fiction, Birthdays, Fiction, Best friends in fiction, Hippopotamus in fiction, Best friends, Friendship, Hippopotamus, Children's fiction, Birthdays, fiction, Hippopotamus, fiction, Friendship, fiction