JOINT FILING AGREEMENT ----------------------

                             JOINT FILING AGREEMENT
                             ----------------------

     In accordance with Rule 13D-1(f) under the Securities Exchange Act of
1934, as amended, the undersigned hereby agree to the joint filing on behalf of
each of them of a statement on Schedule 13D (including amendments thereto) with
respect to the Common Stock, par value $0.01 per share, of Xxxxxxxx Broadcast
Group, Inc. and that this Agreement be included as an Exhibit to such joint
filing.

     IN WITNESS WHEREOF, the undersigned hereby execute this Agreement this
23rd day of January, 1997.
                              
                              RIVER CITY BROADCASTING, L.P.
     
                              By:  Better Communications, Inc.,
                                   its general partner


                                   By:  /s/Xxxxx Xxxxx
                                      --------------------------
                                       Xxxxx Xxxxx                         
                                       President                            
 
                              BETTER COMMUNICATIONS, INC.

                              By:   /s/Xxxxx Xxxxx
                                 -------------------------
                                    Xxxxx Xxxxx                         
                                    President                            


                              /s/Xxxxx Xxxxx
                              ------------------------
                              XXXXX XXXXX


                              BANCBOSTON INVESTMENTS INC.

                              By: /s/Xxxxxxx Xxxxxx
                                  ------------------------------
                                  Name: Xxxxxxx Xxxxxx
                                  Title:  Managing Director                    



                             BOSTON VENTURES LIMITED PARTNERSHIP IV

                             By:  Boston Ventures Company Limited
                                  Partnership IV, General Partner

                                   By:  /s/Xxxxxxx X. Xxxxxxx
                                        -------------------------   
                                        Name:  Xxxxxxx X. Xxxxxxx   
                                        Title:  General Partner

                             BOSTON VENTURES LIMITED PARTNERSHIP IVA
                             By:  Boston Ventures Company Limited 
                                  Partnership IV, General Partner 

                                  By:  /s/Xxxxxxx X. Xxxxxxx
                                       ---------------------------
                                       Name:  Xxxxxxx X. Xxxxxxx
                                       Title:  General Partner