Exhibit 99.1 SIX FLAGS NEWS - -------------------------------------------------------------------------------- FOR: SIX FLAGS, INC. CONTACT: Jim Dannhauser, Chief Financial Officer 122 East 42nd Street NEW YORK, NY 10168 (212) 599-4693 KCSA Joseph A. Mansi/Erika Levy CONTACTS: (212) 896-1205 / (212) 896-1208 jmansi@kcsa.com / elevy@kcsa.com FOR IMMEDIATE RELEASE --------------------- SIX FLAGS CLOSES OFFERING OF NEW CONVERTIBLE SENIOR NOTES NEW YORK, November 23, 2004 - Six Flags, Inc. (NYSE: PKS) announced today that it has closed the sale of $39,000,000 aggregate principal amount of its 4.50% Convertible Senior Notes due 2015 ("Notes") issued pursuant to the exercise by Lehman Brothers of its over-allotment option granted in connection with the public offering of $260,000,000 principal amount of Notes. The initial closing occurred on November 19, 2004. Six Flags intends to use the net proceeds from the offering to repurchase or redeem a portion of its outstanding 9-1/2% Senior Notes due 2009 and 8-7/8% Senior Notes due 2010. Lehman Brothers Inc. was the sole manager of the offering. This news release shall not constitute an offer to sell or a solicitation of an offer to buy the convertible senior notes. The offering will only be made by means of a prospectus. A copy of the prospectus supplement and related base prospectus concerning the offering may be obtained from Lehman Brothers Inc., c/o ADP Financial Services, Integrated Distribution Services, 1155 Long Island Avenue, Edgewood, NY 11717, Phone (631) 254-7106. The information contained in this news release, other than historical information, consists of forward-looking statements within the meaning of Section 27A of the Securities Act and Section 21E of the Exchange Act. These statements may involve risks and uncertainties that could cause actual results to differ materially from those described in such statements. Although Six Flags believes that the expectations reflected in such forward-looking statements are reasonable, it can give no assurance that such expectations will prove to have been correct. 11501 Northeast Expressway o Oklahoma City, Oklahoma 73131 Tel: 405-475-2500 o Fax: 405-475-2555 122 East 42nd Street o 49th Floor o New York, New York 10168 Tel: 212-599-4690 o Fax: 212-949-6203 SIX FLAGS ANNOUNCES CONVERTIBLE DEBT OFFERING NOVEMBER 23, 2004 PAGE 2 This release and prior releases are available on the KCSA Public Relations Worldwide website at www.kcsa.com You may register to receive Six Flags, Inc. future press releases or to download a complete Digital Investor Kit(TM) including press releases, regulatory filings and corporate materials by clicking on the "Digital Investor Kit(TM)" icon at www.kcsa.com.