A boy on horseback shows up at Casper's house and says he doesn't know his name or where he's from. Casper thinks the horse looks like a circus horse, so they go to the circus in hope it will trigger a memory, then they head for a rodeo.; After deciding that he didn't come from the rodeo, Casper takes X to an amusement park, where magician Merlin McFiend spots him and thinks "Drat! That kid Bryan is back! I've got to do something in a hurry!"; McFiend tries to get rid of Bryan, but Casper saves him and makes McFiend remove the amnesia spell. Bryan remembers that he's the world's smallest giant, and McFiend reveals that he was afraid of Bryan because he wanted to learn magic. Bryan says that he only wanted to learn one card trick, not to compete with McFiend's act, and all is forgiven.; Casper and the Trio enter an amusement park depicting life in the year 2500, but only Casper realizes it's not actually a time machine.; Wendy is unhappy because a TV show she used to like has gone downhill.; Wendy tries to arbitrate a dispute between Dumbella and her broom.; Wendy gets even with a bee.