As the title suggests, Birds of Prey and the Fantabulous Emancipation of One Harley Quinn sees Margot Robbie's take on the iconic comic book character finally break free of the Joker on the big screen (which she has done in the comics many, many times), teaming up with Huntress, Canary, Renee Montoya, and Cassandra Cain to take on the new big bad in town -- Black Mask. Considering the last time we saw Harley in 2016's Suicide Squad, she was very much still hooked on her Puddin' Mister Jay, you might be wondering how the timeline shakes down between …