Updated On: 18 February, 2013 03:16 PM IST | | IANS
Singer Rihanna was forced to seek medical attention after a fan threw a bottle of energy drink at her due to which she fell and hurt her knee
It happened when the 24-year-old was leaving a night club here with her model friend Cara Delevingne Saturday night.

Rihanna. Pic/Santa Banta