NEW YORK, Feb. 18, 2011 /PRNewswire/ -- Music fans, artists and industry pros can now easily access Billboard's legendary charts in app form on the iPhone. Available today in the iTunes store, the Billboard Chart App features 15 charts, from the Hot 100 and Billboard 200 to genre rankings and
Source : http://www.prnewswire.com/news-releases/billboard-...
Source : http://www.prnewswire.com/news-releases/billboard-...