Al Klein and his longtime friend, Ash Martini, own a used car lot. These two know every trick in the book when it comes to selling cars. Martini is a good-time Charley, who never settled down. Klein, however, still pines for his ex-wife Barbara who left him years ago for a more successful man. After their son Freddy graduates high school, he decides to forego college in favor of selling cars with his old man. But what's good for Klein might not be the best thing for Freddy, as Freddy quickly transforms from innocent young man into a jaded car salesman... leaving Al with a tough decision to make.