The bit at the airport with the rogue luggage cart was inspired by the viral video of the airline worker interfering to stop the cart from hitting the plane.
Erin Karpluk later reprised her role as Pepper during the 9-1-1 Lone Star episode "Bum Steer". This is a crossover between the two 9-1-1 series.
When the airline attendant checks the man's golf clubs, she throws them straight onto the conveyor belt without tagging them. When the camera cuts right to the belt, however, they have a tag.