Tammy Nelson

Tammy Nelson is a background character on the animated series South Park. She is often seen in the corridors at South Park Elementary. Her major role was in "Bass to Mouth", where she admitted to Emily that her mother was in rehab. Her name was confirmed in "Bass to Mouth" (Minutes: 11:35-11:37).

Appearance
Tammy wears a light-purple jacket and dark-purple pants along with a purple hairtie.

Personality
She seems to be sensitive to social criticism, much like her friend Emily.

Best-Friendship with Tammy Nelson
It was seen in "Bass to Mouth" that her and Emily are very close friends, probably best friends, considering they both admitted and comforted each other over their mothers being addicts/alcoholics (an extremely personal matter).

Episodes
"Bass to Mouth"

Trivia

 * Judging by her clothing, purple is probably her favorite color.