park. Love this story. Top secret grooming rituals of the olympic athletes can be revealed. We know swimmers shave their entire bodice. It's scientifically proven muscles work better without hair.... See More
park. Love this story. Top secret grooming rituals of the olympic athletes can be revealed. We know swimmers shave their entire bodice. It's scientifically proven muscles work better without hair. Yes, it is true. Not only -- yes. Don't look at me already. What is the hair on the outside of the body. I -- I will get the stud dicht it makes your muscles react faster. Because it makes your muscles react faster. Wow. Ladies and gentlemen, it makes your muscles react faster. Because it makes your muscles react faster. Because that's why. Because I said so. The synchronized swimmers keep their hair looking perfect, competing without bathing caps because of jell-o, unflavored, they mix it up. It hardens to a clear, shiny shell in an instant, it takes over an hour to get out. They have to crack it off. The runners, it's all about a good ponytail to be aerodynamic. The throwers use emu oil on their hands. All of the athletes use waterproof mascara so it's smudge free on the podium. Sam is wearing his right now. And our favorite royal trio has clearly caught the fever. Princess harry, william and duchess kate showed off their sporty sides in london. Kate looked great and made ping-pong look gorgeous. She's actually quite good at it. While will didn't bend it like beckham on the soccer field. He should probably stick with polo and partyingy. He needs a few pointers on making the three-pointer. No gentle touch. The london eye, the 350 foot ferris wheel is taking on a duel role into the olympics. Each night it will be a social media filled mood ring based on what people are saying on twitter. It will turn colors to reflect people's mood that a tech tech artist will be monitoring. If it's green -- uh, but if it's gold -- that's pretty cool. I was just telling the crowd, you have to turn around, because
This transcript has been automatically generated and may not be 100% accurate.