In this June 11, 2011 file photo, Wiz Khalifa performs during the Bonnaroo Music and Arts Festival in Manchester, Tenn. A Pittsburgh rapper is suing Khalifa for $2.3 million over allegations that he stole the hit song "Black and Yellow." (AP Photo/Dave Martin, File)
PHILADELPHIA (AP) — A Pittsburgh rapper is suing hip hop star Wiz Khalifa for $2.3 million over allegations that he stole the hit song "Black and Yellow."Max Warren performs under the stage name Maxamillion. He says Khalifa's chart-topper "Black and Yellow" was lifted from his own song "Pink N Yellow."Warren says he copyrighted "Pink N Yellow" in 2008 and Khalifa copyrighted "Black and Yellow" in 2011.The copyright infringement lawsuit was filed in federal court in Philadelphia and seeks at least $2.3 million in damages. It names Khalifa, whose real name is Cameron Jibril Thomaz, two other songwriters and several record companies and music publishers.Warren's lawyer declined to comment Thursday. A spokesman for Khalifa at Atlantic Records didn't immediately respond to an email seeking comment.