My entire existence I've wondered how the women in hair commercials get their hair to look so bouncy, shiny, thick, smooth... did I say shiny? That shine, man! But as much as I wanted to believe that ...

Hair ads can be so freaking mesmerizing. The models' waves cascade down their backs like waterfalls, curls have enviable bounce, and every shiny strand looks smoother than a baby's bottom. Well, it's ...