Because you like Leatherface in The Texas Chainsaw Massacre

In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.

Sabriel is smart enough to understand the dangers that await her and brave enough to face them anyway. See them in Abhorsen Series.

Quirky and wildly imaginative, Amelie finds joy in the unnoticed things in life and aspires to bring happiness to all. See them in Amelie.

There's never a dull moment when this mischievous high-schooler gets up to his hijinks. Save Ferris! See them in Ferris Bueller's Day Off.

An exuberant prankster, Naruto Uzumaki craves acknowledgement of any kind. See them in Naruto.

Irene Adler has to use both her brains and her body to survive. Luckily, she's usually the most brilliant person in the room. See them in Sherlock.

Keren Walker is a socialite looking to avoid work, keep a constant buzz, and be as snarky as possible. See them in Will & Grace.

Aragorn is the one true king, a title he is too humble to accept. See them in The Lord of the Rings.

Unaware of the fact that he's a toy and made of plastic, Buzz Lightyear is a spaceman on a mission fully of snappy catch phrases. See them in Toy Story.

Puss In Boots is a suave, honorable ladies man/cat who's not above playing cute to get you to let down your guard. See them in Shrek 2.

Michonne 's light on conversation and deadly with a blade. See them in The Walking Dead.

For Dana Scully, sometimes looking for extreme possibilities makes you blind to the probable explanation right in front of you. See them in The X-Files.