Why don t the Jellicle Cats like Grizabella?

Could you elaborate on why the Jellicle Cats seem to have a disdain for Grizabella? Is it due to her appearance, her past, or perhaps a behavior that has caused them to shun her? It's intriguing to consider the motivations behind their rejection, and how it may reflect broader themes of acceptance and exclusion within the Jellicle community. Is there a chance for redemption for Grizabella, or is she forever doomed to be an outsider?