Janine Melnitz: Do you want some coffee, Mr. Tully?
Lewis Tully: Do I?
Egon Spengler: Yes, have some.
Lewis Tully: Yes, have some!
Winston: I gotta tell you, these things are real. Since I've joined these men, I have seen shit that'll turn you white!
Peter Venkman: I get it! Oh! Very cute. Whatever we think of. If we think of J. Edgar Hoover, J. Edgar Hoover's gonna appear and destroy us.
Answer: Ron Jeremy can be seen in the crowd outside the firehouse right after the containment unit is shut off.