Because you like Maeby Funke in Arrested Development

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.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.

His name is Chucky, and he's your friend till the end. Hidey-ho! See them in Child's Play.

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.

Blunt, petty, neurotic, Larry David can never live and let live. See them in Curb Your Enthusiasm.

N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.

Princess Fiona is a damsel who doesn't need saving, but she's cursed with an embarrassing secret. See them in Shrek.

Viking Astrid Hofferson has it all: brains, brawn, and some killer braids. See them in How to Train Your Dragon.

In the simplest terms, in the most convenient definitions, people consider Brian a nerd. But he's more than that. See them in The Breakfast Club.