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(WENN) - Chief Keef is facing a lawsuit after allegedly failing to perform a high-profile gig in London.

The 17 year old was slated to headline a show at the Indigo O2 Arena on December 29th and he was reportedly paid a huge sum of money for the concert.

However, bosses at promotional company Team Major, LLC allege the rapper, real name Keith Cozart, backed out at the last minute, leaving thousands of disappointed fans seeking refunds.

Executives are now seeking $75,000 in damages, according to

This is the latest in a slew of legal woes for the rising hip-hop star - on Tuesday, he was charged with violating his probation by firing a weapon at a New York gun range last year. He is due to be sentenced later on Thursday.

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