Wardrobe Malfunction Alert!!! Rihanna went sheer and braless how won't something go wrong??????

Rihanna suffers nip-slip as she goes braless in sheer top.

Rihanna suffered major nip-slip as she went bra-less in this retro sheer top which she wore to host a private Met Gala after-party at the Up & Down club on West 14th Street in New York last night. See more photos after the cut...

Photo credit: LIB