Because you like Addison Montgomery in Grey's Anatomy

Academics weren't his strong suit. Luckily, Jesse Pinkman's street smarts are a cut above the rest. See them in Breaking Bad.

Adults call him troubled and kids call him crazy, but Donnie Darko is too busy following the instructions of a giant bunny rabbit to care. See them in Donnie Darko.

Tidus is upbeat, carefree, and desperate not to become his father. See them in Final Fantasy Series.

Stewie Griffin is just your average evil-genius, talking, sociopathic baby. See them in Family Guy.

Everyone Barney Stinson knows is getting married or pregnant. But he's just getting more awesome. See them in How I Met Your Mother.

A great galactic bounty hunter, Samus Aran is not as good at expressing emotions. See them in Metroid.

A genetic experiment engineered to be the perfect assassin, Agent 47 is cold, professional, and lethal. See them in Hitman.

When Andrew Neiman is not in classes during the day, he's rehearsing his drums until his hands bleed at night. See them in Whiplash.

Shana is a red-haired warrior with a black-and-white worldview. See them in Shakugan no Shana.

A dreamy space cadet, Luna Lovegood has never met a conspiracy theory she didn't believe in. See them in Harry Potter Series.

A wildly brilliant detective, Sherlock Holmes can figure out everything except how to interact with other human beings. See them in Sherlock.