I didn't think Gray sounded bitter at all, he said he would be fit for the Barcelona game, Ron said if your not fit now your not coming. Ron then told the press that Gray was a cheat and a liar, that's when gray decided he couldn't play for Ron Saunders anymore.It depends which side of the coin you believe.
http://www.talksport.co.uk/radio/listen-again/episode/3307112.00 - 12.30 about 4mins in