Mashable - Kenny Powers, the foul-mouthed antihero from HBO’s Eastbound and Down, will shill for K-Swiss again, this time for a Facebook-centered March Madness promotion.<p><strong>Read more:</strong> <a class="rssreadon" rel="external" title="HBO’s Kenny Powers Takes to Facebook for K-Swiss’s March Madness Promo   (Mashable)" href="http://us.rd.yahoo.com/dailynews/rss/tech/*http%3A//news.yahoo.com/s/mashable/20110308/tc_mashable/hbos_kenny_powers_takes_to_facebook_for_kswisss_march_madness_promo" target="_blank">http://us.rd.yahoo.com/dailynews/rss/tech/*http%3A//news.yahoo.com/s/mashable/20110308/tc_mashable/hbos_kenny_powers_takes_to_facebook_for_kswisss_march_madness_promo</a></p>