Perry A. Sook President/CEO TO: Tim Busch FR: Perry A. Sook RE: Addendum to Employment Agreement DA: 8/28/03 Reference is hereby made to your Executive Employment Agreement with Nexstar Broadcasting Group, Inc. This memorandum will serve as an...

                                                                   Exhibit 10.77

                                                                   Xxxxx X. Xxxx
                                                                   President/CEO

TO: Xxx Xxxxx

FR: Xxxxx X. Xxxx

RE: Addendum to Employment Agreement

DA: 8/28/03


Reference is hereby made to your Executive Employment Agreement with Nexstar
Broadcasting Group, Inc. This memorandum will serve as an addendum.

Paragraph 6 (b)(i), Termination Payments. The period is hereby extended to one
year.

Please indicate your agreement with and acceptance of the terms and conditions
of this addendum as of the date written by signing below.

Sincerely,                                 Agreed and Accepted;


/s/ Xxxxx X. Xxxx                          /s/ Xxx Xxxxx
Xxxxx X. Xxxx                              Xxx Xxxxx
President/CEO                              Senior Vice President



                        Nexstar Broadcasting Group, Inc.
            000 Xxxx Xxxxxxx Xxxxxxx, Xxxxx 0000, Xxxxxx, XX 00000,
                       (000) 000-0000 FAX (000) 000-0000