Synopsis for the TV Cartoon Holiday Knights

Harley Quinn and Poison Ivy kidnap Bruce Wayne with Ivy's hypnotic lipstick, and use his credit cards to treat themselves to a Christmas shopping spree; Bullock and Montoya stake out a Gotham Department Store for pick pockets, but in actuality, it turns out to be the return of Clayface; Joker plans to kill all the people celebrating in Gotham Square on New Year's Eve with a sonic weapon. It is up to Batman and Robin to stop him before the stroke of midnight.