It's revealed that Roger has the ability to move fast. This is hinted at in "Spring Break-Up" where Roger renovated the living room in the time it took Stan to walk Francine to the car.
Roger loads the stress ball into the dishwasher and walks away whistling the American Dad! theme song.
This is the second Seth MacFarlane show to reference Sons of Tucson after the Family Guy episode "Excellence in Broadcasting". The stress ball Roger has is from the short-lived FOX show, Sons of Tucson, which temporarily took American Dad's place.
Hayley's favorite song is "Gangsta's Paradise" by Coolio, her favorite animal is an elephant and her favorite thing on her favorite animal is batteries.
The Space Bus arcade game's high scores is 999,999 set by AAA; 999,998 set by BBB and 999,998 set by CCC.
Steve claims and confirmed by Jeff that Hayley has herpes, calling back to "Oedipal Panties" when she wondered if Klaus could catch herpes from her.