medialiveinternational.

Popular Science recently chose XM products for two prestigious "Best
of What's New 2004" Awards.'s Form 10-K filed with the
Securities and Exchange Commission on 3-15-04.

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The corrected release reads:

ADVISORY/SUBMISSIONS NOW OPEN FOR 2005 BEST OF INTEROP AWARDS

CMP Media and NetWorld(SM)+Interop(R) to Co-sponsor Annual Awards
Spotlighting the Leading Products and Technologies Exhibited at Annual
Event

WHAT: NetWorld+Interop, along with CMP Media, today announced that
submissions are now being accepted for the 2005 Best of
Interop Awards (http://www.asp

WHEN: Entries must be submitted by April 15, 2005.
NetWorld(SM)+Interop(R) Las Vegas 2005 will take place at the Mandalay
Bay Convention Center, May 1-6, 2005.xmradio.

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by MediaLive International, Inc.com/entry_form.

CONTACT: Submission information and a FAQ section is available at
http://www. MediaLive International is a privately
held company headquartered in San Francisco, with offices throughout
the world.com) is a leading integrated media
company providing essential information and marketing services to the
entire technology spectrum -- the builders, sellers and users of
technology worldwide.

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CORRECTING and REPLACING ADVISORY/Submissions Now Open for 2005 Best of Interop Awards

MediaLive International connects companies to the markets they
serve through media properties, software tools and marketing solutions
that educate buying communities, deepen relationships between buyers
and sellers, and fuel market growth. The webcast of the call
will also be archived on the Company's website. As the Official Satellite Radio Network for Major
League Baseball (MLB) and the Exclusive Satellite Radio Service for NASCAR, as
well as the Official Satellite Radio Service for ACC, PAC-10 and Big-10
collegiate football and basketball, XM Satellite Radio is the industry leader
in sports radio programming, offering thousands of live sporting events each
year.

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Call-in number: (800 ) 374-0551
Local call-in number: (706) 643-3460

The conference call can also be accessed via a live webcast on the
Company's website, located at http://www.

Playback Numbers: (800) 642-1687
Local call-in number: (706) 645-9291
Conference ID#: 1040354

About XM Satellite Radio
XM Satellite Radio (Nasdaq: XMSR) is America's number one satellite radio
service with more than 3.

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com), sponsored by
CMP Media's Network Computing and Network Magazine, honoring
the leading products and technologies exhibited at
NetWorld+Interop.m.

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bestofinterop .

XM Satellite Radio Conference Call for Fourth Quarter and Full Year 2004 Financial Results on February 10

newscom.m. on Thursday, February 10, 2005
through 1 p.

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.

HOW: Submissions for the Best of Interop Awards are available at
http://www. Through in-depth educational programs ,
workshops, real-world demonstrations and live technology
implementations in its unique eNet and iLabs programs,
NetWorld(SM)+Interop(R) provides the industry's only platform for
collaboration , communication and commerce for the end-to-end network.com

About MediaLive International, Inc .0 Conference and respected publications
including Business Communications Review and The Seybold Report. Its
diverse products and services include newspapers, magazines, Internet
products, research , direct marketing services, education and training,
trade shows and conferences, and custom publishing .
(Logo: http://www.m. on February 17, 2005.

Factors that could cause actual results to differ materially from those in
the forward-looking statements in this press release include demand for the
Company's service, the Company's dependence on technology and third party
vendors, its potential need for additional financing, as well as other risks
described in XM Satellite Radio Holdings Inc.

exhibited exemplary

.com and released to PR
Newswire and First Call.

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com

For questions regarding Best of Interop, email
bestofinterop@cmp.xmradio.
If you are unable to participate in the scheduled call, a replay of the
conference call will be available after 1 p. Consumers can
experience XM over the Internet through XM Radio Online at
http://listen.

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WASHINGTON, XM Satellite Radio
(Nasdaq: XMSR) has scheduled a conference call on Thursday, February 10, 2005
at 10:00 AM (ET ) to announce and discuss its fourth quarter and full year 2004
financial results.xmradio.

exhibited entries

Judges will also select an overall
Best of Interop winner from the finalists in all seven
categories, as well as a Best Startup Product.com

About NetWorld(SM)+Interop(R)

Part of the MediaLive International, Inc. For more information about MediaLive International, visit
www .cmp.

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. The Best of Interop Awards will be presented
to winners in each of seven categories on May 4th at 4 p. XM also is available in Avis, National, and Alamo rental
cars, and will soon be available on JetBlue and AirTran Airways.

matulich february

NetWorld+Interop 2005 Las Vegas
CORRECTION.

----In BW5314 issued March 15, 2005: Please replace
the release with the following corrected version due to multiple
revisions. The
Wingate Studios division delivers the industry's leading end-to -end
event management software platform WingateWeb and professional
services -- including strategic planning, technical integration,
analytics and event programming -- that help companies produce their
own live marketing programs.

february costumes

com/cgi-bin/prnh/20000724/XMSATLOGO )
To listen to the conference call via telephone please dial-in to one of
the following numbers approximately 10 minutes prior to the planned start of
the call.
XM, the leader in satellite-delivered entertainment and data services for
the automobile market through partnerships with General Motors, Honda, Toyota,
Nissan and Volkswagen/Audi, is available in more than 120 different vehicle
models for 2005. For more information about XM hardware, programming
and partnerships, please visit http://www.

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MediaLive International's media
brands encompass the IT industry's largest exhibitions, including
NetWorld (SM) +Interop(R), as well as highly focused educational
programs as Next Generation Networks(R), VoiceCon (R), Seybold
Seminars(SM), the Collaboration Technologies Conference, Mobile
Business Expo, GTEC , the Web 2.com

About CMP Media LLC

CMP Media LLC (http://www. XM
was named Best Radio Service at the 2004 Billboard Digital Entertainment
Awards.com.

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Business Editors
ADVISORY .2 million subscribers.

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Capitalizing on its editorial strength, CMP is
uniquely positioned to offer comprehensive, integrated media solutions
tailored to meet the individual needs of marketing professionals .com.

recommendations gwenyver

bestofinterop.bestofinterop.

The Exhibitions category includes either historically accurate pictures of costumes, or exemplary individual costumes pictured, archived or exhibited in a museum or show with online representation.

exhibited josef

.
during NetWorld+Interop, which will be held at the Mandalay
Bay Convention Center in Las Vegas, May 1-6, 2005. For more information about the
event , please visit www.interop.xmradio.

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Prior to the call, XM Radio's quarterly results will be
posted to the Company's website at http://www. Broadcasting live daily from
studios in Washington, DC, New York City and Nashville at the Country Music
Hall of Fame, XM's 2005 lineup includes more than 130 digital channels of
choice from coast to coast: 68 one-hundred-percent commercial-free music
channels , featuring critically-acclaimed original programming, concerts, and
diverse musical genres ranging from hip hop to opera, classical to country,
bluegrass to blues; more than 40 channels of premier sports, talk, comedy,
children's and entertainment programming; and 21 channels of the most advanced
traffic and weather information for major metropolitan areas nationwide.

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WHO: Awards will be given in the following categories: Network
Infrastructure, Network Software and Services , VoIP and
Collaboration, Wireless, Security, Performance, and Data
Management and Compliance. family of global brands,
NetWorld(SM)+Interop(R) is the leading destination for networking
technology buyers and sellers. Copies of the filing are
available upon request from XM Radio' s Investor Relations Department.