Deliberate mistake: In the parking lot at the horse track, the old cars are so huge, they don't fit properly in the tiny modern spaces. They are hanging over the backs of the spaces so badly that the drivers would only have about two feet to try and get their enormous cars out of the spaces.
Deliberate mistake: Look closely at the horse track parking lot. To fit more of the cool period cars in the shot, the director has the next row of cars parked in what should be the driving area between rows.
Answer: When Slevin first tells Lindsey about his time in New York, he told her he was mugged and got his nose broken. We later find out this isn't true. To make his story seem valid, however, Goodcat breaks his nose.