CHECK ME OUT: See Rihanna In Bikini Doing Sexy Upside Down Twerking (PHOTOS)

Popular singer, Rihanna has set pulses racing with her latest hot and sexy Instagram photo-shoot, striking a series of seductive poses while wearing a black bikini.. More photos after the cut
As she continues to travel the world as part of her mammoth Diamonds Tour, the 'Pour it up' singer has shared lots of sexy bikini snaps from her latest stop, Greece.