Because you like Sabrina Spellman in Sabrina, The Teenage Witch

This elf loves smiling, eating sugar, and spreading Christmas cheer. And no matter what, Buddy always sees the best in people. See them in Elf.

Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.

A formerly righteous wizard, Saruman has been corrupted by the forces of evil. See them in The Lord of the Rings.

Remy Hadley is a closed book—a cynical, super-smart closed book. See them in House M.D..

Ursula will oh-so-generously grant your wishes for a price. See them in The Little Mermaid.

Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.

Leonardo is spiritual, and devoted to more than just pizza. See them in Teenage Mutant Ninja Turtles.

The party never really ends with Penny Lane, a rock-worshipping groupie who is refreshingly self-aware and free-spirited. See them in Almost Famous.

Klaus Baudelaire's photographic memory saves the lives of his siblings many times over. See them in Lemony Snicket's A Series of Unfortunate Events.

Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.

Chuck Bartowski is a sweet, laid-back electronics store/top secret government employee. See them in Chuck.