Bieber wants to play at the VMAs

Justin Bieber has taken to Twitter to ask MTV to let him perform at the Video Music Awards.

The Boyfriend singer is nominated for two awards at the VMAs, but has not yet been booked to play.

Justin, 18, wrote: "I would perform. always ready. #vmas ##votebieber".

His tweet comes after it was announced that Rihanna will be one of the performers at the 2012 awards.

The star-studded ceremony, which also features a performance from One Direction, takes place at the Staples Centre in Los Angeles on September 6.

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