Catwoman a.k.a. Selena Kyle. originally from Batman and DC comics.
Harley Quinn invited her along on the attack on Tamarian. However unlike most of the girls involved in the attack she didn't move to the newly discovered planet until much later.
She showed up just after the first Christmas of the planet seemingly to bestow gifts upon her friends Harley and Ivy but she also had troubling news. She later told Harley Quinn that she was pregnant from either Batman's night of passion or from the Joker.
After the beautiful daughter was born during an incident where all pregnancies were accelerated to do at once. Selena joined her friends and there new triples to try to convince Batman to come to the planet.