Debi

Debi is one of Catherine's high school friends, along with Tami and Angi. All three are friends of Catherine.

Physical appearance
She has a yellow/orange skin complexion, and she wears a white blouse with a pink shirt over it. She has black hair and a similar hairstyle as D.W.'s. She wears a pink headband in her hair. She was mean to Muffy, saying "Of course that's what you meant!" sarcastically. She is currently in a relationship with a boy named Robert.

Arthur

 * 510b. "Muffy Gets Mature"
 * 702b. "Muffy Goes Metropolitan"
 * 1003b. "The Secret About Secrets"
 * 1109a. "Big Brother Binky"
 * 1202b. "The Frensky Family Fiasco"
 * 1802b. "Surprise!"
 * 1806a. "Whip. Mix. Blend."
 * 2103b. "Sue Ellen & the Last Page"

Specials

 * Arthur - It's Only Rock 'n' Roll