When James Woods and Debbie Harry are making love there is a towel/bed sheet that appears and disappears. When looking from James's side, you can see a light blue material covering her. when looking from Debbie's side, she has nothing on top. It goes from her-nothing, to him-something, back to her, then back to him.
When Max returns to Spectacular Optical near the end of the film, a sign for prescriptions reads 'perscriptions'.
Barry Convex proclaims Lorenzo de Medici as the author of the two famous ocular quotes. The first, "love comes in at the eye", is from a William Butler Yeats poem called "A Drinking Song". The second, "the eye is the window of the soul", is not definitively attributable to any one source. Seemingly similar variations exist in Cicero, European proverbs and the Gospel of Matthew.