Audio problem: The Philip Morris bellboy in Jack Rabbit Slim's does the famous "Call for Philip Morris." while walking away from the camera. When he turns to the side and does the call again, we can see that his mouth movement doesn't match the vocal.
Audio problem: After reviving Mia with an adrenaline shot, Vincent collapses onto the carpet. We can hear him say, "Oh man" but his lips are actually forming different words. (01:00:55)
Chosen answer: It is a reference to a class of fast-paced, sensationalistic, and frequently exploitive stories published in cheap magazines from the 1920's through the 1950's. They were called 'pulp' because of the cheap quality of the paper they were printed on, as opposed to the 'slicks' which were more like full-color magazines of today.
Rooster of Doom