Because you like Leo McGarry in The West Wing

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

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

Finn is the world's last human who's "all about" understanding right and wrong. See them in Adventure Time.

Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.

Dipper Pines is investigating a truly strange town during the world's wildest summer vacation. See them in Gravity Falls.

John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.

SpongeBob SquarePants lives in a pineapple under the sea. Absorbent and yellow and porous is he. See them in SpongeBob SquarePants.

The quiet, intense Daryl Dixon lets his crossbow do the talking. See them in The Walking Dead.

A bookish know-it-all with a bossy streak, Hermione Granger always stands up for what she believes in. See them in Harry Potter Series.

An escaped convict on a mission, Sirius Black is brooding, brave, and reckless. See them in Harry Potter Series.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.

Dory is more than a little forgetful, but she'll always remember to have your back. See them in Finding Nemo.