Aston Villa winger Charles N'Zogbia has launched a twitter outburst after defeat at Newcastle United.
The France international, who was returning to play in front of his former club at St James' Park, was furious after being substituted for Emile Heskey with one quarter of the game still to play.
N'Zogbia tweeted: "For the first time in my life I'm not happy playing football."
Although the tweet was later deleted, it was soon picked up by supporters' on message boards.