When did the glee episode original song first come out?

"Original Song", the twelfth episode of the first season of the American musical television series Glee, first aired on Fox in the United States on June 2, 2009. The episode was directed by Ryan Murphy and written by Brad Falchuk and Ian Brennan. In the episode, Will Schuester (Matthew Morrison) assigns the New Directions to write and perform an original song for the show choir competition.