omg! - <p>First Chuck Lorre, now Jon Cryer. Charlie Sheen is calling out his former on-screen brother for not contacting him during his dispute with Lorre, Warner Bros. and CBS.</p> <p>"Jon has not called me. He's a turncoat, a traitor, a troll. Clearly he'sa troll," Sheen told E! News Tuesday. "He issued a statement. Is it gonna take me calling him a 'traitor, juvenile and scared' for him to...</p>