If you haven't heard of Bia and Branca Feres, then you owe me a personal thank you next time you see me. They are Brazilian twins and compete on the synchronized swimming team for Brazilia. Enjoy...
http://www.asylum.com/2008/08/08/bia-and-branca-feres-make-synchronized-swimming-hot/
ps - The video at the bottom of that link is recommended.