Carrie Underwood, her producerMark Bright, the NFLand NBC are being sued by songwriterHeidi Merrill, who claims they ripped off her song "Game On" and used it for theSunday Night Footballtheme.
Heidi says she gave the song to Mark at a Nashville event but was later told that it would not be used.
Her copyright infringement suit asks for an unspecified amount of compensation. (TMZ)
Judge for yourself.