She is very jealous in relation to Pluto, but also is very gentle, sweet and talented, which made her win the first prize in a contest for dogs in the episode The Dog Show. She is the dog of Minnie since Minnie is young.
Debut and main appearances
Her first appearance is on the Mickey Mouse's Sunday strip (Mar. 6, 1932), and her first cartoon appearance is in the episode Puppy Love (Sep. 2, 1933).
Fifi only appeared in a video game in the cellphone game Disney Dog, as a playable character. It's also her most recent appearance, except for her appearance in Disney Crossy Road.