Gotham City Sirens is an American comic book series written by Paul Dini, with art by Guillem March, and published by DC Comics. The series features some of the most popular female characters that inhabit Gotham City, including Catwoman, Poison Ivy, and Harley Quinn. The first issue was released in June, 2009, as a part of the Batman: Reborn relaunch in all of DC's Batman titles. Warner Bros. is developing a film with the same title. It is yet to be seen if it is based on the series.