Can Kara handle red kryptonite?
That was her big test on Supergirl Season 1 Episode 16 as she came into contact with it and her personality changed for the worse.
National City struggled to retain order as Supergirl's superhero traits quickly diminished and she caused carnage. Who managed to save the day in her absence?
Meanwhile, Cat managed to dodge most of the drama and went on The Talk as a guest, but she quickly realized that drama will always follow her.
Remember you can watch Supergirl online to get caught up on all the drama.
Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.