Big Mama Digital Entertainment, Inc. produces the Chartbuster Karaoke brand. 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, and more.