According to Billlboard.bizthe legal battle between Universal Music Group and a production company representing Eminem over digital royalties just got a whole lot more complicated with the estate of the late Rick James filing suit against UMG too…and to make it even more complicated, Rick’s peeps filed as a federal class action suit, meaning any other artist with similar claims can join the party.

Originally posted 2011-04-04 19:27:25.