Practicing up on his moves, Justin Bieber was spotted branch to a ball flat in Los Angeles on Wednesday afternoon (March 28).

The airing comes aloof as a address put out by TMZ tells that the pop superstar and iconic rapper Eminem are in the average of a accusation over a concert that was allegedly declared to booty abode in Seoul, Korea, but never did.

According to a contempo filing in the Los Angeles County Superior Court, Moonstone Management - a aggregation that describes themselves as a "true baton of creating concerts, corp events, and parties in US and burghal of Seoul, Korea" - is claiming that addition company, J-Mike, was declared to defended one of the A-list performers for a approaching concert.

According to Moonstone Management, they put up a bottomward acquittal of $300,000 aback in 2010 to lock in either Bieber or Eminem, but J-Mike never came through on their end of the bargain.

After allegedly actuality strung forth with no results, Moonstone is suing J-Mike for the $300,000 bottomward payment, as able-bodied as added bearding damages.