Get ready for the marketing onslaught to begin. XM has kicked off it's new 'Listen Large' campaign with TV-spots featuring Ellen DeGeneres, Snoop Dogg, Derek Jeter, David Bowie and Martina McBride. What's the point? To highlight the fact that XM too has big name people producing content. They're fun light-hearted commercials, but more importantly it shows XM's preemptive strike at the Howard hype soon to be generated.You can watch the commercials on XM's website.







