EXHIBIT 4 - JOINT FILING AGREEMENT Joint Filing Agreement The undersigned hereby agree that the Statement on Schedule 13D filed herewith (and any amendments thereto), relating to shares of Common Stock, par value $0.01 per share, and to shares of...Joint Filing Agreement • September 21st, 2004 • WPP Group PLC • Services-advertising agencies
The undersigned hereby agree that the Statement on Schedule 13D filed herewith (and any amendments thereto), relating to shares of Common Stock, par value $0.01 per share, and to shares of Limited Duration Class B Common Stock, par value $0.01 per share, of Grey Global Group Inc., is being filed with the Securities and Exchange Commission jointly pursuant to Rule 13d-1(k)(l) under the Securities Exchange Act of 1934, as amended, on behalf of each such person.
