While we're generally for keeping all-around courtroom bore Brad Grey out of Hollywood's legal spotlight in the future, a source tells Defamer that the Paramount boss and his Viacom overlords could face mutiny from hedge-funders unhappy with the way their studio investment is shaking out. Specifically, we hear the money men behind Melrose Partners — which joined the 'Mount in 2004 under the Sherry Lansing/Jonathan Dolgen regime — may take legal action challenging the underperformance of its $231 million equity fund after Grey came aboard in early 2005.