Katy Perry still on top with E.T.

Katy Perry has scored a third week at number one on the pop chart with her latest hit E.T.

The pop star's pal Rihanna holds at two with S&M, while the Black Eyed Peas' Just Can't Get Enough stays put at three.

Blake Shelton follows up his recent co-hosting stint at the Academy of Country Music Awards with the new chart's highest debut - Honey Bee, which the singer/songwriter premiered at the prizegiving on 3 April (11), enters the new countdown at 13.