Singer tops Billboard chart...
Holly Frith
14:32 12th May 2011

Adele has claimed her first US number one.

The London singer has topped the US Billboard chart with single 'Rolling In The Deep' this week.

The track, taken from Adele's '21' album, has spent a total of eighteen weeks on the chart before climbing to number one.

Katy Perry and Kanye West's 'E.T' has now slipped to number two, with Jennifer Lopez's 'On The Floor' at number three.

Adele has retained the number one position on the UK album chart with ’21’ this week.

Meanwhile, Adele's former boyfriend is asking for a cut of her royalties to album '19'.

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