Because you like Dolores Umbridge in Harry Potter Series

Kumar Patel is always high, always hungry for sliders. See them in Harold & Kumar Go To White Castle.

Charlie Kelmeckis is a wallflower who's starting to blossom into something more. See them in The Perks of Being a Wallflower.

Manipulative, gorgeous, and sharp as a tack, Blair Waldorf is a classic product of the Upper East Side. See them in Gossip Girl.

Peppy and optimistic, Joy is totally lost when it comes to dealing with Sadness. See them in Inside Out.

John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.

The adventurous daughter of Port Royal's governor, Elizabeth Swann would rather conspire with pirates than sit pretty in her corset. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.

Charming and confident, Gus Waters is determined to leave a lasting mark on the world. See them in The Fault in Our Stars.

Merlin is half awkward teenager, half super-powerful wizard. He serves Prince Arthur of Camelot during the day and illegally learns magic at night. See them in Merlin.

Skye is a pluck hacktivist who tries to use her power for good. Unfortunately, " good" isn't always so clear-cut. See them in Marvel Cinematic Universe.

Neurotic, motherly, and oh-so organized, Monica Geller is everyone’s favorite hostess, keen on settling down and starting a family - perhaps too much so. See them in Friends.

As Jane Villanueva grapples with a truly unexpected pregnancy, she realizes that her life is "now the stuff of telenovelas." See them in Jane the Virgin.