From what I can gather from their Flickr photostream, a group of people from Paradiso CrossFit in California put together a team for Ragnar Vegas. They had a Brittney Spears theme going on, and two of the running outfits were INCREDIBLE.
Here you have Justin and Britney from the 2001 American Music Awards:
Yes, My Friends, you are witnessing a jean skirt! A JEAN SKIRT! It is the first one we’ve seen here on JoggingJeans.com and hopefully it is not the last.