SIRIUS XM Radio (Nasdaq: SIRI) today announced an agreement with Rosie O'Donnell - the Emmy-award winning talk show host, movie star, and stand-up comedienne - to host Rosie Radio, a new daily morning radio show.

Rosie Radio will launch this fall and air Monday through Friday from 10:00 am - 12:00 pm ET/7:00 - 9:00 am PT exclusively on SIRIUS XM Stars, SIRIUS channel 102 and XM channel 155. Rosie Radio will be a daily, two-hour talk show on which the multi-talented entertainer will blend her many passions and interests - an eclectic mix of humor, pop culture and serious conversation.

"Rosie O'Donnell is a powerful, dynamic and entertaining voice and now you can only get her on SIRIUS XM," said Scott Greenstein, President and Chief Content Officer, SIRIUS XM Radio. "Rosie's millions of fans will hear her as they never have before, and have the chance to call in and talk to her and her intriguing guests. Rosie Radio will entertain, inform, surprise and delight."'

"This is an exciting new adventure - two hours of talk show entertainment, without having to wear makeup. Perfection," said Rosie O'Donnell. "I can't wait to jumpstart each day with millions of SIRIUS XM listeners across the country."

Rosie's extraordinary life, interests, and experiences will drive content for the show. On Rosie Radio she will tackle a variety of topics with honesty and humor. The show will have an ensemble feel, and a wide range of guests will stop by to hang out including celebrities, everyday Americans, and other people of note that Rosie wants to have join the conversation.

Rosie Radio joins a compelling and expanding lineup of women's programming and hosts on SIRIUS XM that includes Oprah Radio, Martha Stewart Living Radio, and Barbara Walters.

About SIRIUS XM Radio

SIRIUS XM Radio is America's satellite radio company delivering to subscribers commercial-free music channels, premier sports, news, talk, entertainment, and traffic and weather.

SIRIUS XM Radio has content relationships with an array of personalities and artists, including Howard Stern, Martha Stewart, Oprah Winfrey, Jimmy Buffett, Jamie Foxx, Barbara Walters, Opie & Anthony, Bubba the Love Sponge(R), The Grateful Dead, Willie Nelson, Bob Dylan, 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(R), NASCAR(R), NBA, NHL(R), and PGA TOUR(R), and broadcasts major college sports.

SIRIUS XM Radio has arrangements with every major automaker. SIRIUS XM Radio products are available at and , and at retail locations nationwide, including Best Buy, RadioShack, Target, Sam's Club, and Wal-Mart.

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(R) 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 and XM, including potential synergies and cost savings and the timing thereof, future financial and operating results, the combined company's plans, objectives, expectations and intentions with respect to future operations, products and services; and other statements identified by words such as "will likely result," " are expected to," "anticipate," "believe," "plan," "estimate," "intend," "will," "should," "may," or words of similar meaning. Such forward-looking statements are based upon the current beliefs and expectations of SIRIUS' and XM's management and are inherently subject to significant business, economic and competitive 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: our substantial indebtedness; the businesses of SIRIUS and XM may not be combined successfully, or such combination may take longer, be more difficult, time-consuming or costly to accomplish than expected; the useful life of our satellites; our dependence upon automakers and other third parties; our competitive position versus other forms of audio and video entertainment; and general economic conditions. Additional factors that could cause SIRIUS' and XM's results to differ materially from those described in the forward-looking statements can be found in SIRIUS' Annual Report on Form 10-K for the year ended December 31, 2008 and XM's Annual Report on Form 10-K for the year ended December 31, 2008, which are filed with the Securities and Exchange Commission (the "SEC") and available at the SEC's Internet site (). The information set forth herein speaks only as of the date hereof, and SIRIUS and XM disclaim any intention or obligation to update any forward looking statements as a result of developments occurring after the date of this communication.

P-SIRI

Contact for SIRIUS XM Radio:

Hillary Schupf
SIRIUS XM Radio
212.901.6739