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BRITISH ROCKERS MUSE TO PLAY ENCORE IN DOWNLOADABLE CONTENT FOR GUITAR HERO® III: LEGENDS OF ROCK

Friday 2nd May/... Known for their exhilarating live performances and unique blend of rock music styles, British trio Muse is returning to Guitar Hero® for an encore performance with the release of a three track downloadable song pack for Activision Inc.’s (Nasdaq: ATVI) Guitar Hero® III: Legends of Rock.

Featuring the rousing hits“Exo-Politics” and“Supermassive Black Hole” from the band’s critically acclaimed album Black Holes and Revelations, and“Stockholm Syndrome” from their multi-platinum record Absolution, the Muse track pack will be available for Xbox LIVE® Marketplace for Xbox 360® video game and entertainment system from Microsoft and in the PLAYSTATION®Store for the PLAYSTATION®3 computer entertainment system on May 8, 2008.

Guitar Hero III: Legends of Rock offers the ultimate rock experience with new wireless guitars, freshly added content and features including a multiplayer action-inspired battle mode, grueling boss battles, a host of exclusive unlockable content and visually stunning rock venues. Expanded online multiplayer modes allow axe-shredders worldwide to compete head-to-head for true rock status as they riff through a star-studded soundtrack including master tracks by legendary artists such as Aerosmith, Guns 'N' Roses, The Rolling Stones, Beastie Boys, Rage Against the Machine and Pearl Jam, as well as original songs by guitar icons Slash and Tom Morello. Guitar Hero III: Legends of Rock is now available and is rated "T" for Teen by the ESRB. For more information visit www.guitarhero.com.

About Activision, Inc.

Headquartered in SantaMonica, California, Activision, Inc. is a leading worldwide developer, publisher and distributor of interactive entertainment and leisure products. Founded in 1979, Activision posted net revenues of $1.5 billion for the fiscal year ended March 31, 2007.

Activision maintains operations in the U.S., Canada, the United Kingdom, France, Germany, Ireland, Italy, Sweden, Spain, the Netherlands, Australia, Japan and South Korea. More information about Activision and its products can be found on the company's World Wide Web site, which is located at www.activision.com.

Cautionary Note Regarding Forward-looking Statements: Information in this press release that involves Activision’s expectations, plans, intentions or strategies regarding the future are forward-looking statements that are not facts and involve a number of risks and uncertainties. Activision generally uses words such as“outlook”,“will,”“could,”“would,”“might,”“remains,”“to be,”“plans,”“believes”,“may”,“expects,”“intends,”“anticipates,”“estimate,” future,”“plan,”“positioned,”“potential,”“project,”“remain,”“scheduled,”“set to,”“subject to,”“upcoming” and similar expressions to help identify forward-looking statements. Factors that could cause Activision’s actual future results to differ materially from those expressed in the forward-looking statements set forth in this release include, but are not limited to, sales of Activision’s titles, shifts in consumer spending trends, the seasonal and cyclical nature of the interactive game market, Activision’s ability to predict consumer preferences among competing hardware platforms (including next-generation hardware), declines in software pricing, product returns and price protection, product delays, retail acceptance of Activision’s products, adoption rate and availability of new hardware and related software, industry competition, rapid changes in technology and industry standards, protection of proprietary rights, maintenance of relationships with key personnel, customers, vendors and third-party developers, international economic and political conditions, integration of recent acquisitions and the identification of suitable future acquisition opportunities the timing and successful completion of the combination of Vivendi Games with Activision, the combined companies’ success in executing planned strategies and achieving assumed synergies and cost savings, and foreign exchange rate changes. Other such factors include additional risk factors identified in Activision’s most recent annual report on Form 10-K and subsequent quarterly reports on Form 10-Q. The forward-looking statements in this release are based upon information available to Activision as of the date of this release, and Activision assumes no obligation to update any such forward-looking statements. Forward-looking statements believed to be true when made may ultimately prove to be incorrect. These statements are not guarantees of future performance and are subject to risks, uncertainties and other factors, some of which are beyond our control and may cause actual results to differ materially from our current expectations.

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Guitar Hero® III: Legends of Rock© 2007 Activision Publishing, Inc. Guitar Hero and Activision are registered trademarks of Activision Publishing, Inc. All other trademarks and trade names are the properties of their respective owners. All rights reserved.

“PlayStation”,“PLAYSTATION” and“PS” Family logo are registered trademarks of Sony Computer Entertainment Inc.

Used with Permission. Microsoft, Xbox, Xbox 360, Xbox LIVE, and the Xbox logos are trademarks of the Microsoft group of companies.