When the Greens get stuck in traffic, they find ways to pass the time; Tilly finds a nest and hopes the birds will think shes their mother, but they imprint on Cricket instead.
- An Aesop: Though waiting is hard, its important to make time pass and be patient.
- Shout-Out: When Tilly squirts the mud off the car with the fire engine's nozzle, its license plate number is T8675309.
- "Wash Me" Graffiti: Tilly finds a car covered with mud with "Wash Me" written on it. She imagines the car being sad becauses it wants to be washed.
- For Want of a Nail: Had not Cricket been present when the birds hatched, they wouldnt have imprinted on him in the first place.
- Green-Eyed Monster: Tilly becomes this toward Cricket.
- Imprinting: Bill warns Cricket and Tilly that the first thing the birds see when they hatch will think is their mother. Tilly spends her time holding onto the nest hoping the birds will imprint on her, but when they hatch, they imprint on Cricket instead, kicking off the conflict of the episode.