While having anal sex with a woman, use her tweezers or electric razor(depending on how extreme),pluck out her anal hairs. Before ejaculation stick your dick in her ear and blow your load. Then proceed to take the hairs you plucked and place them in her ear.
Levy: Yo kev why'd you do that to her last night?
kevin Fabs:I don't know...I'm the grandpa master.