The Boy with the Cuckoo-clock Heart Little Jack is born with a frozen heart and undergoes a life-saving operation. Dr Madeleine surgically implants a cuckoo-clock into his chest. Anger is too dangerous for his cuckoo-clock heart. When the beautiful young street-singer, Miss Acacia, appears - Jack is in danger of more than just falling in love. He is putting his life on the line. Full description