American R&B stars Rihanna & Bruno Mars are holding their own atop the U.K. music charts - her album Loud and his single Grenade are at number one.
Rihanna managed to beat off competition from rapper/singer Plan B, whose The Defamation Of Strickland Banks returned to the charts at number two.
Cee Lo Green's The Lady Killer was at three while Rumer's Seasons Of My Soul and Mumford & Sons' Sigh No More followed at four and five respectively.
Mars ruled the singles charts with his hit Grenade, followed by newcomer Jessie J's Do It Like A Dude at two.
Rihanna's single What's My Name? sat pretty at three, while Katy B's Lights On came in at four and Matt Cardle's When We Collide rounded out the top five.
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