The last time we saw The Joker, Batman knocked him off a ship's railing. He survived and got a ride to shore. He returns to his hideout, an old haunted house, and gloats over the fact he survived. Two months pass, and The Dynamic Duo are out patrolling one night. The get in a battle with a band of thieves they saw leaving a house, but are defeated because one very strong thief overpowerers both of them. Another estate is robbed, and Bruce is invited to a party at a felllow socialite's home. At the party, there is a circus show with acrobats, a strong man, and a clown that Bruce Wayne notes looks familiar to him. That night, the performers go back to their haunted house and it's revealed they are The Joker and his thieves. Three days later, Bruce learns the people whose party he'd went to h