Writer Paul Dini and artist Bruce Timm, the creative minds behind the critically acclaimed Batman: The Animated Series, follow up their Eisner-winning Batman: Mad Love with another tale featuring the loopy but loyal moll Harley Quinn, this time teaming up with her best gal pal, Poison Ivy! Collects stories from BATMAN: HARLEY AND IVY #1-3, BATMAN ADVENTURES ANNUAL #1, BATMAN ADVENTURES HOLIDAY SPECIAL #1, BATMAN AND ROBIN ADVENTURES #8, and BATGIRL ADVENTURES #1, plus stories from BATMAN: GOTHAM KNIGHTS #14 and BATMAN: BLACK & WHITE #3.