Red Hot Redhead Rihanna Heats Up The AMA's Red Carpet!

Rihanna surprised us with his full-length look at the American Music Awards tonight -- of course her on-stage looks was a quite a bit shorter!

This long lace dress took a cue from Heidi Klum's see-through lace number -- both were anything but conservative. In fact, dare I say I can see a nipple ring through there?!