Big Mama Digital Entertainment is the producer of Chartbuster Karaoke. Chartbuster Karaoke was established in 1989 and quickly became the leader in interactive music content provision, with a library of over 16,000 tracks and an extensive distribution network that now includes retail placement in Wal-Mart stores in North America, iTunes placement, and licensed content on such television shows as The Oprah Winfrey Show, General Hospital, The Jimmy Kimmel Show, games such as Activision’s True Crime: Hong Kong, and films such as Paul Blart: Mall Cop.