- Muttski: Listen, flea brain, it's Mr. Muttski to you, and I never beg, see?
- Peter Venkman: Ai, ai, ai, eh... .
- Muttski: And I don't fetch no papers, play dead, or any of that other dumb stuff, understand?
- Egon Spengler: Peter, dogs are lower lifeforms. They don't talk.
- Muttski: [wearing a proton pack and pointing it's wand at the Ghostbusters] Oh yeah? Grab some ceiling, suckers!
- Winston Zeddemore: [the Ghostbusters are crammed into a taxi cab] I sure hope nobody sees us, this is embarrassing!
- Egon Spengler: It's also geographically illogical.
- Winston Zeddemore: Say what?
- Egon Spengler: The route we're taking is not the way to the Zoo.
- Peter Venkman, Ray Stantz: Huh?