Because you like The Wicked Witch of the West in The Wizard of Oz

Howard Wolowitz is an engineer whose serious mommy issues somehow haven't dimmed his confidence. See them in The Big Bang Theory.

A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.

The self-described "ghost with the most" knows the ins-and-outs of specter life like no other. Just ask him. See them in Beetlejuice.

Rupert Giles is a librarian on the outside, fearless evil-fighter on the inside. See them in Buffy the Vampire Slayer.

Stubborn, impulsive, and fun-loving, Hallie Parker is not afraid to devise some schemes to bring her family together. See them in The Parent Trap.

A brave but pessimistic nobleman, Boromir knows one does not simply walk into Mordor. See them in The Lord of the Rings.

Madman, murderer, or musician? No one knows the Phantom behind the mask. See them in The Phantom of the Opera.

Shy and nerdy, Gabriella Montez moved to Albuquerque and quickly became the toast of East High and a darling of the stage. See them in High School Musical.

Benji Applebaum is not a total nerd. He also happens to be super into magic. See them in Pitch Perfect.

Often the one to deliver bad news to the families of victims, Jennifer Jareau isn't sure this is what she signed up for. See them in Criminal Minds.

Sophie Sheridan is a proud and independent woman who hardly ever looks before she leaps. See them in Mamma Mia!.