Todd reveals that he once narrated a Mazda commercial. The voice actor behind Todd, Aaron Paul, actually narrated several Mazda commercials.
The voice of Alexi Brosefino is provided by Dave Franco, who in real life is married to Alison Brie (the voice of Diane).
Lorraine Bracco appears as Mr Peanutbutter and Diane's marriage counselor, reminiscent of her role as Tony's psychiatrist in six seasons of The Sopranos (1999).
Ralph Stilton is a play off Ralph the Motorcycle Mouse and Geronimo Stilton, two fictional mice from children's books.
The albino rhino gyno comments about how Princess Carolyn is comfortable in her own skin. This is likely a reference to a Rudyard Kipling story about a rhino whose skin ends up being loose and uncomfortable.