August 1-15, 2005 Edition

Viacom Inc. to Report

Results for Second Quarter

In Teleconference/ Webcast

NEW YORK, NY/07/22/05—Viacom Inc. (NYSE: VIA – News and VIA.B – News) will report financial results for the second quarter 2005 on Thursday, August 4 after the market close. The Company, which owns the major publisher Simon & Schuster, will conduct a teleconference call at 4:30 p.m. (ET), following the release of its earnings announcement. The call is open to the general public.

The domestic conference call number is (800) 818-5264; please call five minutes in advance to ensure that you are connected prior to the presentation. The international dial-in number is (913) 981-4910. A live audio webcast of the call will also be available on the home page of Viacom’s corporate website,, beginning at 4:30 p.m. (ET) on August 4. Please make sure you have the appropriate software-either Real Player or Windows Media Player-at least 15 minutes prior to the call. The downloads will be available on the Company’s website.

A replay of the call will be available beginning at 8:00 a.m. (ET) on August 5 at (800) 839-4276. The international replay number is (402) 220-1735. The audio webcast replay will be available beginning at 8:00 a.m. (ET) on August 5 in the presentations / webcasts section of Viacom’s corporate website.

Information related to the call (earnings release, Dateline: Viacom and any other related information) will be available on the home page of Viacom’s corporate website.

Viacom is a leading global media company, with preeminent positions in broadcast and cable television, radio, outdoor advertising, and online. With programming that appeals to audiences in every demographic category across virtually all media, the company is a leader in the creation, promotion, and distribution of entertainment, news, sports, music, and comedy. Viacom’s well-known brands include CBS, MTV, Nickelodeon, Nick at Nite, VH1, BET, Paramount Pictures, Infinity Broadcasting, Viacom Outdoor, UPN, TV Land, Comedy Central, CMT: Country Music Television, King World, Spike TV, Showtime, Paramount Parks, and Simon & Schuster. More information about Viacom and its businesses is available at