JAMDAT Mobile Brings Legendary Quiz Show Bullseye to Mobile Phones; Company Signs Worldwide Exclusive License Agreement with And

Global wireless entertainment publisher JAMDAT Mobile
Inc. (NASDAQ: JMDT) announced today an exclusive worldwide license
agreement with Granada Ventures, the merchandise, licensing and
publishing division of ITV, and Andrew J. Wood Enterprises, creator of
Bullseye, to bring the legendary TV quiz show to mobile phones. Under
the agreement, JAMDAT will publish a suite of Bullseye products,
including a wireless version of the quiz show, ringtones, images,
video clips and screensavers. Bullseye has been on British television
for 25 years, and is considered by many to be one of the most iconic
shows in the history of British television.
   "We are excited to bring the fun of Bullseye to wireless. Bullseye
has tremendous appeal in Europe and we are confident that our suite of
Bullseye products for mobile phones will attract a wide audience of
wireless users," said Javier Ferreira, Vice President of Sales and
Marketing for JAMDAT Europe. "We are pleased to partner with Andrew J.
Wood and Granada Ventures on this exciting project."
   "JAMDAT's experience in creating fun and innovative games that
appeal widely to wireless consumers makes them the ideal partner to
bring my legendary TV quiz show, Bullseye, to mobile phones," said
Andrew Wood, creator of Bullseye.
   Tom Roe, Licensing Executive, Granada Ventures, further commented
that "today's mobile phones, with rich graphics and sound
capabilities, are an ideal platform for an interactive version of
Bullseye. We are really exited to be working with JAMDAT to bring this
show to fans, both young and old, who are on the move."

   About JAMDAT Mobile

   JAMDAT Mobile Inc. is a global publisher of wireless entertainment
applications, including games, ring tones, images and other content.
JAMDAT's application portfolio is based on original and licensed
intellectual properties and includes JAMDAT Bowling, Tetris(R),
Downtown Texas Hold 'Em, Lemonade Tycoon(R), Bejeweled(R), The Lord of
the Rings(R), Tony Hawk's(R) Underground and Scrabble(R). JAMDAT
distributes its applications through wireless carriers around the
world. For more information, please visit www.jamdat.com.

   Safe Harbor Statement - JAMDAT Mobile Inc.

   This press release may include forward-looking statements within
the meaning of the Private Securities Litigation Reform Act of 1995,
including statements related to anticipated revenues, expenses,
earnings, operating cash flows, the outlook for JAMDAT's markets and
the demand for its products. Factors that could cause JAMDAT's actual
results to differ materially from these forward-looking statements
include its ability to integrate the acquisition of Blue Lava
Wireless, anticipated growth in the handset market, its ability to
effectively market and sell products in diverse market segments, its
reliance on a limited number of products and third-party vendors and
distributors, its ability to expand studio operations, increases in
fulfillment costs, disruptions to information technology systems,
unpredictable events and circumstances relating to international
suppliers, increased competition, government regulatory action and
general economic conditions. Please refer to JAMDAT's reports and
filings with the Securities and Exchange Commission for a further
discussion of these risks and uncertainties. Readers are cautioned not
to place undue reliance on forward-looking statements, which speak
only as of the date they are made. JAMDAT undertakes no obligation to
update publicly any forward-looking statements to reflect new
information, events or circumstances after the date they were made or
to reflect the occurrence of unanticipated events.

   About Andrew J Wood Enterprises

   Please visit http://www.bullseyeonline.net where you can read the
full story about Bullseye and much more.

   About Granada Ventures

   Granada Ventures is the merchandise, licensing and publishing
division of ITV plc, the UK's largest independent broadcaster.
Established in October 2003 following the merger of Granada and
Carlton, its remit is to drive secondary revenue streams for the
corporation by moving brands beyond broadcast. The company currently
licenses almost 1,000 products and 500 DVD titles across 200 household
name television, film and sports brands.

   www.granadaventures.tv

   (C)2005 JAMDAT Mobile Inc. JAMDAT, JAMDAT Mobile and the bubbles
logo are trademarks of JAMDAT Mobile Inc.