Shelly Marsh (seasons 1-7)

Shelly Marsh is Stan Marsh's older sister on South Park. She is 13 years old.

Bad Qualities

 * 1) She treats Stan horribly and often abuses him for stupid reasons.
 * 2) Even one time when Stan was trying to talk her out she beat him against the TV.
 * 3) She barley gets punished for her actions
 * 4) One time Cartmen complimented her but then she got mad at him.
 * 5) Her boyfriend is a 24 year old.
 * 6) Her voice is somewhat irritating.

Good Qualities

 * 1) She still cares about her brother.
 * 2) She doesn't beat up Stan as much in later seasons.
 * 3) Her design is good like most South Park characters.
 * 4) She usually believes in good morals.
 * 5) She has a few funny moments here and there.
 * 6) Speaking of which, she's way more tolerable in the modern seasons where she redeems herself and doesn't beat up Stan.