After showing some serious backside earlier last week in beautiful Brazil, Rihanna hit the crystal clear waters of the South Atlantic Ocean for a little topless paddle boarding.

In her latest Instagram photo shoot, Ri Ri leaves little to the imagination in a mustard yellow bikini while yachting, paddle boarding and smoking her way through the Atlantic.

Hit the flip for the latest photos from the bad gal’s Brazilian getaway. – ruthie hawkins/@ruubabie

R. Hawkins

Humble with a hint of Muhammad Ali…