소개
The twelfth book in the beloved and award-winning school hamster series! Spring has sprung and everyone at Longfellow School, including Ms. Brisbane's class, are HAPPY-HAPPY-HAPPY! It also means Family Fun Night is coming up and all the students' families are involved in making amazing circus activities. Humphrey helps in many ways, but he can't help but wonder about his own family. He doesn't know anything about them.