Pop star Katy Perry has held on to the top spot in the U.S. singles chart for a second consecutive week, keeping R&B superstar Usher trailing in second place.
Perry's California Gurls leads the new Billboard Hot 100, while Usher spends another week at two with his hit single OMG.
B.o.B's Airplanes is at three, while Travie MCCoy's Billionaire and Ke$ha's Your Love Is My Drug rounds out the top five in fourth and fifth place, respectively.
Canadian hip-hop star Drake has scored his third top 10 hit - Find Your Love has jumped up three spots to take number 10.