Batgirl, fists of fury

Batgirl faces the deadliest of Gotham's villains - the Joker - who gets the "Last Laugh" when Cassandra and guest-star Spoiler must also defeat a "jokerized" Shadow Thief. Then, can Batgirl stop the father of a young boy from making a lethal mistake? And just who are the mysterious agents that are after our heroine?