MEDIA & ADVERTISING

Leo Burnett Co. in Deal With Hollywood Agent: The Chicago advertising agency, whose clients include McDonald’s, Kellogg, Reebok and Miller Brewing, said it has signed talent agent Charles H. Stern as a consultant. Stern, 62, will assist Burnett in negotiations with celebrities, except those represented by his agency, Charles H. Stern Agency Inc. Burnett said it made the deal with Stern in an attempt to bring commercial production costs “in line.� Terms were not disclosed. Stern said he has conducted such negotiations in the past for Burnett and other ad agencies on a free-lance basis.