Six-Week Dedicated Metallica Channel Hosted by the Band to Feature Complete

           Catalog, Rare, Live Performances, Interviews and More



    NEW YORK, Aug. 8 /EMWNews/ -- GRAMMY(R) Award-winning band Metallica

will have a dedicated channel on XM Radio, it was announced today.

Beginning August 16, "Mandatory Metallica" (XM 51), will provide fans with

music from the entire Metallica catalog, including rare live recordings

from the band's personal archives, extensive interviews with the band and

more. Metallica guitarist and singer James Hetfield, drummer Lars Ulrich,

guitarist Kirk Hammett and bassist Robert Trujillo will serve as hosts for

the six-week long channel.



    In addition, the channel will also air interviews with other artists

who will share their thoughts about Metallica's musical contributions,

including Linkin Park, Slipknot, Disturbed, Guns n Roses, Chris Cornell,

Ashes Divide, Blackstone Cherry, Five Finger Death Punch, Atreyu, Skid Row,

Cinderella, Mastodon, Judas Priest, Dragonforce, Triumph, Tesla and many

others.



    Metallica is one of the most influential and commercially successful

rock bands, selling 100 million albums worldwide. Since their formation in

the early 1980s, Metallica has released nine studio albums, one live album

and one EP. Death Magnetic, the band's 10th studio album will be released

worldwide on Friday, September 12.



    "Mandatory Metallica" is the latest limited run artist-branded channel

to be offered by XM, which have included Led Zeppelin, Michael Jackson,

George Strait, Coldplay and Kenny Chesney.



    "Mandatory Metallica" (XM 51) will be available on XM from August 16

through September 30. Programming information will be available online at

http://www.xmradio.com/metallica.

    About SIRIUS XM Radio



    SIRIUS XM Radio (Nasdaq: SIRI) is America's satellite radio company

delivering the "The Best Radio on Radio" to more than 18 million

subscribers, including 100% commercial free music, and premier sports,

news, talk, entertainment, traffic and weather.



    SIRIUS XM Radio has exclusive content relationships with an array of

personalities and artists, including Howard Stern, Oprah, Martha Stewart,

Jimmy Buffett, Elvis, Jamie Foxx, Barbara Walters, Frank Sinatra, Opie &

Anthony, The Grateful Dead, Willie Nelson, Bob Dylan, Dale Earnhardt Jr.,

Tom Petty, and Bob Edwards. SIRIUS XM Radio is the leader in sports

programming as the Official Satellite Radio Partner of the NFL, Major

League Baseball, NASCAR, NHL, and PGA Tour, and broadcasts major college

sports.



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SIRIUS XM Radio products are available at shop.sirius.com and

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    SIRIUS XM Radio also offers SIRIUS Backseat TV, the first ever live

in-vehicle rear seat entertainment featuring Nickelodeon, Disney Channel

and Cartoon Network; XM NavTraffic service for GPS navigation systems

delivers real-time traffic information, including accidents and road

construction, for more than 80 North American markets.



    This communication contains "forward-looking statements" within the

meaning of the Private Securities Litigation Reform Act of 1995. Such

statements include, but are not limited to, statements about the benefits

of the business combination transaction involving Sirius Satellite Radio

Inc. and XM Satellite Radio Holdings Inc., including potential synergies

and cost savings and the timing thereof, future financial and operating

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of similar meaning. Such forward-looking statements are based upon the

current beliefs and expectations of SIRIUS' and XM's management and are

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uncertainties and contingencies, many of which are difficult to predict and

generally beyond the control of SIRIUS and XM. Actual results may differ

materially from the results anticipated in these forward-looking

statements.



    The following factors, among others, could cause actual results to

differ materially from the anticipated results or other expectations

expressed in the forward-looking statement: general business and economic

conditions; the performance of financial markets and interest rates; the

ability to obtain governmental approvals of the transaction on a timely

basis; the failure to realize synergies and cost-savings from the

transaction or delay in realization thereof; the businesses of SIRIUS and

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be more difficult, time-consuming or costly to accomplish than expected;

and operating costs and business disruption following the merger, including

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SIRIUS' and XM's results to differ materially from those described in the

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