Rihanna Encourages Everyone to Keep Joan Rivers In Their Prayers

Rihanna shows off her amazing body in a bikini while vacationing on a yacht with friends on Tuesday (September 2) in Saint-Tropez, France.

“Please keep Joan Rivers in your prayers,” the 26-year-old singer tweeted about the TV personality, who is still on life support.

PHOTOS: Check out the latest pics of Rihanna

Over the weekend, Ri was spotted checking out sunglasses while doing some shopping with friends in Sardinia, Italy.

In case you didn’t know, Rihanna just wrapped up her Monster tour with Eminem.

30+ pictures inside of Rihanna flaunting her bikini body while enjoying a yacht vacation…