Rihanna Promotes Armani Jeans By Not Wearing Any

[youtube 49lEbCb_x-I 628 360] Well, okay, we suppose that she eventually puts on the product that she's helping to advertise in this video, but for much of it (read: the most interesting parts), the lovely Barbadan is more content to writhe around in her underwear. Not that we're complaining, mind you...in fact, this just makes us all the more eager to see her Armani Underwear ads (those are coming up soon, right?).