Jackie Paper is a fictional character from the popular children's song "Puff, the Magic Dragon," written by Peter, Paul and Mary. In the song, Jackie is depicted as a young boy who befriends a dragon named Puff and embarks on imaginative adventures in a magical land called Honah Lee. As Jackie grows older, he eventually loses interest in playing with Puff, leading to the dragon's sadness and loneliness. The story symbolizes the loss of childhood innocence and the transition into adulthood, highlighting the bittersweet nature of growing up and leaving behind the joys of imagination.