Commissioner Gordon lures Batman and Robin to the Gotham Plaza Hotel, where a surprise anniversary is being held in his honor to commemorate the day one year ago that he first donned the cape and cowl. But the celebration is disrupted by Riddler and his men, who steal a golden calf full of cash that was to be donated to charity in Batman's honor. Riddler intends to steal all of the donations because he needs three million dollars to purchase a deadly weapon with which to wreak havoc on Gotham City.
During an underwater Batfight, Batman and Robin do a synchronized backstroke.
Batman to be done in by his own vanity?