On Tuesday evening a federal judge ruled that the one of the world's most popular songs is free of copyright.
Since 1988, Warner/Chappell Music has held the copyright to the beloved song and reportedly collected $2 million per year in royalties. It's been charging for every use, whether it's in a movie or TV show or a musician singing it to an audience member.
Read more... http://www.businessinsider.com/happy-birthday-lawsuit-plaintiff-jennifer-nelson-wins-2015-9
