This episode marks one the few times the store next door is occupied during the episode, and not just during the opening credits. It's also the first time the characters mention the store by name, and actually interact with someone who works there.
Exterminators: The Bug-a-Dook: Pest Control
Burger of the Day: My Bloody Kale-entine Burger
Store next door: Those Who Can, Dle Candles
The song over the end credits is None of Your Business by Salt & Peppa with the lyrics changed to be candy related. Tina is shown singing in her Halloween costume as a Nun - nun of your business.