By way of introducing herself, Cathy claims to be the great great grand cousin of the queen of France. She tells Esperanza who's who in the neighborhood.
Cathy has a lot of cats.
Cathy promises to be Esperanza's friend until next Tuesday, when she says her family's moving out because "the neighborhood is getting bad" (5.3). She doesn't seem to realize that this is insulting to Esperanza and her family, who have just moved in.