Miss Sara Bellum is Mayor Mayer's assistant in city administration, recognized by her blonde hair and the tablet computer she typically holds before her face, marked with lipstick imprints. She handles most of the mayor's operational and administrative duties, effectively serving as the city government's primary strategist and decision-maker, even with this mayor's increased competence. Her consistent role involves managing civic operations and providing logistical support during emergencies.

Fuzzy Lumpkins develops romantic feelings for her, which she does not return. Their dynamic sours over time, evolving into her active dislike towards him. Throughout official media, she maintains a calm and efficient professional demeanor during crises, solidifying her position as a reliable administrative authority figure. Her character remains consistent without substantial evolution, personal background narrative, or expanded development across seasons or media.