I thought it was strange when the waiter was clipped (by Paulie and Chris) after complaining about being stiffed on his tip after serving a large table.

Generally speaking, don't wise guys tip well? Or was it realistic to leave a minuscule tip, like Chris did?

You shit-kicking, stinky, horse-manure-smelling motherfucker you! If you ever get out of line over there again, I'll smash your fucking head so hard you won't be able to get that cowboy hat on. You hear me? Fucking hick. -Nicky (Casino)