Because you like Gonzo in The Muppet Movie
Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.
When the going gets tough, Rick Grimes gets tougher. It's a very useful trait when the world goes to hell. See them in The Walking Dead.
Indiana Jones is a swashbuckling archeologist who hates snakes, Nazis, and priceless artifacts falling into the wrong hands. See them in Raiders of the Lost Ark.
An escaped convict on a mission, Sirius Black is brooding, brave, and reckless. See them in Harry Potter Series.
Emily Fields has been very guarded, careful of whom she trusts and reveals her secrets to. See them in Pretty Little Liars.
Equal parts klutzy and clever, Ella is not afraid to take her fate into her own hands. See them in Ella Enchanted.
Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.
Growing up isn't easy: Chihiro's parents turned into pigs, she's enslaved at a bathhouse for demons, and oh yeah, she's fading from existence. See them in Spirited Away.
Steven Universe is an excitable youth who likes junk food and trying to save the world. See them in Steven Universe.
The son of Death has an obsession with perfection and symmetry. See them in Soul Eater.
The only thing that can match Rose's looks are her hot temper and free spirit. See them in Titanic.