Guitar Hero Greatest Hits

Thursday 9th April/... Guitar Hero® fans can now cast their votes online at GreatestHits.GuitarHero.com to determine the order in which songs will be revealed for Activision Publishing, Inc.’s (Nasdaq: ATVI) Guitar Hero® Greatest Hits . Guitar Hero Greatest Hits takes the most exciting, recognisable and fun to play music from genre-defining titles Guitar Hero®, Guitar Hero® II, Guitar Hero® Encore: Rocks the 80s and Guitar Hero® III: Legends of Rock, which were previously available for guitar-only in-game play, and delivers them as a compelling and dynamic full band experience.

Starting today, music and video game fans alike can visit GreatestHits.GuitarHero.com to cast their votes for which previous Guitar Hero game they would like the set list unveiled from first. Each week, a portion of the Guitar Hero Greatest Hits set list will be revealed based on which prior game captures the most votes.

Guitar Hero Greatest Hits feature the most memorable songs from Guitar Hero games together in one epic set list, including these tracks:

• Guitar Hero

o “Killer Queen” – Queen

o “I Love Rock N Roll” – Joan Jett and The Blackhearts

o “Bark At The Moon” – Ozzy Osbourne

• Guitar Hero II

o “Them Bones” – Alice in Chains

o “Killing in the Name” – Rage Against The Machine

o “Message In A Bottle” – The Police

o “Carry On Wayward Son” – Kansas

o “Free Bird” – Lynyrd Skynyrd

• Guitar Hero Encore: Rocks the 80s

o “I Wanna Rock” – Twisted Sister

o “Nothin But A Good Time” – Poison

• Guitar Hero III: Legends of Rock

o “Barracuda” – Heart

o “Through the Fire and Flames” – DragonForce

Turn down the lights, crank up the amps and prepare to command center stage as some of the most famous AND infamous tracks from Guitar Hero, Guitar Hero II, Guitar Hero Encore: Rocks the 80s and Guitar Hero III: Legends of Rock step into the spotlight in the most epic, full band jam session to-date - Guitar Hero Greatest Hits . The #1 best-selling video game franchise of 2008 presents the best of the best to music video game aficionados so they can join together for guitar, bass, drums and vocals in-game and rock to master tracks of their favorite Guitar Hero music.

Featuring 48 master recordings, Guitar Hero Greatest Hits delivers exciting online and offline gameplay modes including Band Career and 8-player “Battle of the Bands,” which allows two full bands to compete head-to-head online. Players’ rock n’ roll fantasies turn to realities as they create their rocker, compose original music and share it with the world through the innovative Music Studio, GHTunesSM and robust Rock Star Creator gameplay modes first introduced in Guitar Hero® World Tour .

Developed by Beenox Studios, Guitar Hero Greatest Hits for the Xbox 360® video game and entertainment system from Microsoft, Wii™ home video game system from Nintendo, and PLAYSTATION®3 and PlayStation®2 computer entertainment systems are scheduled for release in June. For more information about the game, visit www.GuitarHero.com.

For all UK media inquiries, please contact:

Specialist Games Media

Johanna Hakala

Activision Publishing, Inc.

020 3060 1080

johanna.hakala@activision.com

Mainstream Media

Stu Taylor

Barrington Harvey

01462 456780

stuart.taylor@bhpr.co.uk

Anna Larke

Barrington Harvey

01462 456780

anna.larke@bhpr.co.uk

Kayleigh Watson

Barrington Harvey

01462 456780

kayleigh.watson@bhpr.co.uk

About Activision Publishing, Inc.

Headquartered in Santa Monica, California, Activision Publishing, Inc. is a leading worldwide developer, publisher and distributor of interactive entertainment and leisure products.

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 website, www.activision.com.

Cautionary Note Regarding Forward-looking Statements: Information in this press release that involves Activision Publishing’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 Publishing 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 Publishing’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 levels of Activision Publishing’s titles, shifts in consumer spending trends, the impact of the current macroeconomic environment, the seasonal and cyclical nature of the interactive game market, Activision Publishing’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 Publishing’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, litigation against Activision Publishing, maintenance of relationships with key personnel, customers, vendors and third-party developers, domestic and international economic, financial and political conditions and policies, foreign exchange rates, integration of recent acquisitions and the identification of suitable future acquisition opportunities, Activision Blizzard’s success in integrating the operations of Activision Publishing and Vivendi Games in a timely manner, or at all, and the combined company’s ability to realize the anticipated benefits and synergies of the transaction to the extent, or in the timeframe, anticipated, and the other factors identified in Activision Blizzard’s most recent annual report on Form 10-K and any subsequent quarterly reports on Form 10-Q. The forward-looking statements in this release are based upon information available to Activision Publishing and Activision Blizzard as of the date of this release, and neither Activision Publishing nor Activision Blizzard assumes any 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 the future performance of Activision Publishing or Activision Blizzard and are subject to risks, uncertainties and other factors, some of which are beyond its control and may cause actual results to differ materially from current expectations.

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