It may still be freezing cold here at Skin Central, but Rumer and Tallulah Willis have headed down Mexico way to have some fun in the sun. Topless! Paparazzi captured grainy photos of the siblings avoiding tan lines while basking in the south-of-the-border rays. Not too surprising, after all their mother Demi Moore did the same thing for her unenhanced nude debut in Blame It on Rio (1984).
