Join Arthur, possibly the world's most famous eight-year-old aardvark, his sisters DW and Kate, and their friends Buster, Francine, the Brain, Muffy, Sue Ellen, Fern, Prunella and Binky as they encounter the joys and difficulties that all children experience in their adventures through life. Based on the popular children's books by Marc Brown. Arthur is jealous that Buster's magic tricks outshine his own. When Buster is hired as the magician for DW's birthday party, Arthur is tempted to show the kids that Buster's tricks aren't so magical after all. But will Arthur decide to step in and help his friend?