www.monalisa-twins.com br That's us, Mona and Lisa (14, twins) performing Jason Mraz' "I'm Yours" live at a cave of Ayers Rock right in the heart of Australian Outback. This was done without microphones and any technic stuff - just using the wonderful acoustics of the place. Although it was sunset already there were still billions of flies that we tried to ignore. But as the Australians say: "No worries!"br br www.monalisa-twins.