Heather is a former babysitter of The O'Neal family. She appeared in the episode The Real Confirmation.
In the episode The Real Confirmation, Shannon hired Heather to be her godmother. Jimmy had a crush on her and tried to impress her. When she came over the visit, Jimmy showed her around his father's tiny house, and claimed to have built it himself. He left her alone, where she met up with Pat again, and learned about his recent divorce. After hearing this, she inconsentually started making out with him, saying that she's had a crush on him since she was 17. When Jimmy found out about this, he became extremely jealous.