Similar to the Dirty Sanchezbut different. Here's how: the Woman prepares herself with herbal laxatives beforehand. After performing anal sex, the man pulls out his penis and applies a dripping mustache to the woman using the side of the penis. If done properly, the woman should have a large mustache resembling that of oatmeal salesman Wilfred Brimley. Also sometimes referred to as the Wilfred or the Dirty Brimley
John performed the Brimley on Mary. or Dan performed the Brimley on Jeff (gay).
