"The Piper's Son" is a traditional English nursery rhyme that tells the story of a piper who plays music to lead away a group of children. The rhyme often highlights themes of joy and the consequences of following someone blindly. It is commonly associated with the tale of the Pied Piper of Hamelin, a character who uses his music to lure children away. The rhyme has various adaptations and interpretations, often used in children's literature and educational settings. It serves as a cautionary tale about the importance of being aware of whom to trust and the potential dangers of following others without question.