Celebrate 25 years of Harley Quinn in this brand new hardcover collecting the infamous Suicide Squad outlaw's most memorable stories! Since her debut in 1992's Batman: The Animated Series, Harley Quinn has wreaked havoc throughout the DC Universe with her zany, twisted ways. From her time as Dr. Harleen Quinzel, the Joker's psychiatrist, to her transformation into the sometimes hilarious, sometimes tragic, and always villainous Harely Quinn, celebrate twenty-five years with the most acclaimed writers and artists that have contributed to Harley's raucous adventures!