Because you like Kenny McCormick in South Park
Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.
Sokka is the group's self proclaimed comedian, occasionally he'll even make people laugh! See them in Avatar: The Last Airbender.
Don't ask the ruthless queen of the Tokyo underworld any questions unless you're fine with losing a limb. See them in Kill Bill vol. 1.
Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.
Kevin Khatchadourian is a disturbed, affect-less teen on a dark path. See them in We Need to Talk About Kevin.
Matilda Wormwood is so smart, she taught herself how to be psychic. See them in Matilda.
Vincent Vega likes a good steak, a cheap milkshake, and killing a target without anything going wrong. See them in Pulp Fiction.
Velma Dinkley is all about getting results, not taking credit. She is the unsung hero of Mystery Inc. See them in Scooby-Doo.
The crown prince of the Fire Nation, Zuko has been ordered by his father to find the long-lost Avatar before he is allowed to return home. See them in Avatar: The Last Airbender.
Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.