R&B songstress Rihanna has held onto the number one spot on US's Billboard Hot 100 chart with her single Umbrella for the second week.
The Barbados-born babe, whose record features Jay-Z, fought off competition from Shop Boyz' Party Like A Rockstar, at number two, T-Pain's Buy U A Drank (Shawty Snappin'), at three, and Black Eyed Peas star Fergie's Big Girls Don't Cry.
India Arie's Beautiful Flower was the highest new entry on the chart at number 56.
Rihanna's Good Girl Gone Bad album is out now.


