Penn & Teller: Bull! (2003) : 3x8

The business of hair is a billion dollar industry. People who don't have it, want it. People who have it in the wrong spots, want to get rid of it, or move it to other areas of their anatomy. Hair unites the genders. We're all obsessed with it. From the tops of our heads to the nooks and crannies down below, we'll get into every vain detail…and every sweaty crevice. Styling, waxing, shaving, cutting, extending, replacing…even one of the greatest magic tricks of all time - Johnny Thompson's comb-over technique! And that's no bullshit!