The Red Dot
Seinfeld Season 3 Episode 12 (12/11/91)
Elaine gets George a job and he repays her by getting her a discounted cashmere sweater with a red dot on it. She spots the dot and rejects it. When George's affair with the cleaning lady might cost him his job, he tries to bribe her with the sweater, but she spots the dot and gets him fired.