Because you like Hanna Marin in Pretty Little Liars
Don't tell anyone Kate Austen was under arrest when the plane crashed. See them in Lost.
Sansa Stark is a fan of all things pretty. Unfortunately, her life is about to get extremely ugly. See them in Game of Thrones.
A jealous woman is dangerous. A jealous assassin woman like Elle Driver is even more so. See them in Kill Bill vol. 1.
Louise Belcher might be just a kid, but she can manipulate just about anyone with a pulse. All in the name of fun, of course. See them in Bob's Burgers.
Harrison Wells is a brilliant scientist full of secrets. See them in DC Extended Universe.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.
A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.
Lucius Malfoy is a judgmental social climber who has a bigoted superiority complex. See them in Harry Potter Series.
Scooby-Doo always keeps his priorities in order: eat snacks first, solve mysteries later. See them in Scooby-Doo.
Xander Harris' life motto: laugh in the face of danger and then hide until it goes away. See them in Buffy the Vampire Slayer.
Mitchell Pritchett prefers to have a place for everything and everything in its place. See them in Modern Family.