<P> The fourth season of the Fox musical comedy - drama television series Glee was commissioned on April 9 , 2012 . It premiered on September 13 , 2012 and is produced by 20th Century Fox Television , Ryan Murphy Television and Brad Falchuk Teley - Vision with executive producers Dante Di Loreto and series co-creators Ryan Murphy , Brad Falchuk and Ian Brennan . </P>
when did season 4 of glee come out
September 13 , 2012