United States, almost all of which broadcast the program live. During its existence, WRNO simulcasted the program on shortwave radio. Limbaugh also hosted his own online Internet streaming audio and video broadcast, through Streamlink. This broadcast was restricted to members of Limbaugh's "Rush 24/7" service, but could also be heard on some stations' streaming audio feeds. Premiere Networks, a division of iHeartMedia, the largest U.S. radio station owner, owned distribution rights to the program. The program was not heard on any stations in Canada, although stations along the northern border of the United States gave the show coverage in much of southern Canada. The show was never carried on any satellite radio service, and was one of the few nationally syndicated talk radio programs not to be featured on satellite radio. Limbaugh attributed this decision to his desire to maximize value for his terrestrial radio affiliates. The Rush Limbaugh Show was unusual among syndicated radio programs in that it was fee-based; radio stations pay iHeartMedia hundreds of thousands of dollars (the exact amount depends on market size) for the rights to carry the show, in addition to giving up 15 minutes of daily ad time for barter advertisements and the Morning Update. The rights fees were dropped following Limbaugh's death. An official weekend edition of the program, consisting of "best of" clips from the weekday show, entitled The Rush Limbaugh Week in Review, was launched in January 2008. Notable guests In September 1992, then President George H. W. Bush made an appearance on Limbaugh's show. Charlton Heston called in to the show in 1995 to read from Michael Crichton's book Jurassic Park. Secretary of State Colin Powell appeared on the show in November 2003 when Roger Hedgecock was guest-hosting the show. Former President George W. Bush appeared six times on the program. The first time was during the 2000 presidential campaign. Then, in 2004, he "called in" to a live broadcast during the week of the 2004 Republican National Convention to give a preview of his nomination acceptance speech. He called in again in 2006. The fourth time was April 18, 2008, when Limbaugh asked the White House to speak with Bush to thank him for the ceremony welcoming Pope Benedict XVI, which awed Limbaugh. The fifth call was during the show's 20th anniversary celebration, in which then-President Bush (and George H. W. Bush and Jeb Bush) congratulated Limbaugh. He