- Creator Recovery: Guisewite often jokes that her boss at the syndicate dreaded the day she entered a stable relationship and became a more secure, confident person. When just that happened, she chose to end the strip rather than let it fall victim to this trope.
- Hey, It's That Voice!: In the Emmy-winning `80s television special, Cathy was Pepper Ann.
- Irving was Rob Paulsen.
- Write Who You Know: Guess who Cathy is based on.