Beyonce Knowles Almost "Nipplegate"!

Beyonce Knowles may have wanted her entrance at the premiere to of her new movie 'Dreamgirls' to be a dream itself, but what it actually turned out be, was a nightmare for the singer.The 'Bootylicious' looked like a dream when she stepped out onto the red-carpet clad in a low-backed gown of blue lace and crinoline, and tied up with a big bow. Unfortunately for the star, her gown not only happened