Having played out every trick on the fine citizens of Gotham City, Harley Quinn--the Joker's former girlfriend--decides that another city deserves her attention

In a new direction for the series, Harley attempts to juggle being a full-time psychiatrist with her own criminal activities. But the unbalanced people she has

In this second HARLEY QUINN collection, Harley gets fed up with crime and decides to switch sides — much to the chagrin of Batman and company. Then, with her

The Joker's lovable partner in crime takes the spotlight in this new hardcover volume collecting HARLEY QUINN #1-7, written by Karl Kesel (SUPERMAN: THE MAN OF

Hiya Puddin'! It's the 25th anniversary of Harley Quinn! In celebration of her tenure as one of DC's craziest super-villains, we have collected all of her most