JAMDAT and Microsoft Game Studios to Bring Xbox Games to Wireless

Top Spin, Rallisport Challenge 2 and Amped 2 Go Mobile!

LOS ANGELES, CA - (March 23, 2004) - Wireless entertainment publisher JAMDAT Mobile Inc., announced today it has signed a multi-territory publishing agreement with Microsoft Games Studios© to bring the popular Xbox® titles Top Spin©, RalliSport Challenge 2 and Amped® 2 to mobile devices.