EXHIBIT 3.51 ARTICLES OF INCORPORATION OF HP CASINO, INC. --------------- ONE: The name of this corporation is HP Casino, Inc. --- TWO: The purpose of this corporation is to engage in any lawful act or --- activity for which a corporation may be organized under the General Corporation Law of California other than the banking business, the trust company business or the practice of a profession permitted to be incorporated by the California Corporations Code. THREE: The name and address of this corporation's initial agent for ----- service of process is: G. Michael Finnigan 1050 South Prairie Avenue Inglewood, California 90301 FOUR: This corporation is authorized to issue one class of shares of ---- stock; the total number of said shares is l00,000. FIVE: The liability of the directors of this corporation for monetary ---- damages shall be eliminated to the fullest extent permissible under California law. SIX: This corporation is authorized to indemnify the directors and --- officers of this corporation to the fullest extent permissible under California law. Dated: October 4, 1995 /s/ Rita Burns ________________________________ Rita Burns, Incorporator