The Beastie Boys, Ad-Rock, right, MCA, left, and Mike D . , rear, rehearse at New York's Radio City Music Hall Sept. 7, 1994. James W. Newton, a music professor at the University of California, Irvine, and well-known flutist, has filed a federal lawsuit on Thursday, May 25, 2000, claiming the group sampled a composition without permission. (AP Photo/Justin Sutcliffe, File)