Erica first appears in "A Rival Prodigy and Sir Isaac Neutron" when she and her family come over to the Cooper home for a play date. She spends her time with Georgie and Missy and throughout conversations between the three of them as well as their parents, it is revealed by her father that Erica is ignored by her mother who pays attention to Paige most of the time, exactly like Georgie and Missy who are mostly neglected by their own mother.

In "Body Glitter and a Mall Safety Kit", Erica doesn't