The Life And Times Of Football Psycho!
1982: Born Huyton, September 2.
2003: April - Makes Manchester City debut in a 2-0 defeat to Bolton at the Reebok Stadium.
Scores first Blues goal in 2-0 win over Tottenham at White Hart Lane.
September - Called into England Under-21 squad for internationals against Macedonia and Portugal.
2004: February - Sent off after half-time in an FA Cup tie at Tottenham with his team 3-0 down. City go on to win 4-3.
April - Stormed out of Eastlands before kick-off after being axed from the side to face Southampton.
July - Blasted by manager Kevin Keegan for causing a mass brawl in pre-season friendly at Doncaster.
September - Signed a two-year extension to his contract.
December - Stubbed a lit cigar into the eye of young team-mate Jamie Tandy during club's Christmas party. Fined six weeks' wages by City. Forced to pay four weeks' salary - approximately £60,000 - immediately, with a further two weeks suspended for a year.
2005: May - Barton breaks leg of 35-year-old pedestrian while driving his car at 2am in Liverpool city centre.
July 22 - Involved in an altercation with a 15-year-old Everton fan at City's team hotel in Bangkok, where the team are playing in the FA Premier League Trophy.
July 27 - Fined eight weeks' wages by City after being found guilty of gross misconduct in the Bangkok incident. Accepts punishment and agrees to undertake a programme of rehabilitation.
2006: January 30 - Hands in a transfer request, which is instantly rejected by City.
July - Signs new four-year contract.
September 30 - Drops his shorts in the direction of Everton fans following City's 1-1 draw at Goodison Park. Merseyside Police and the FA later confirm they are liaising in their investigation into the matter.
October 5 - Charged with improper conduct and/or bringing the game into disrepute by the Football Association.
October 9 - Admits charge.
October 10 - Fined £2,000 and warned as to his future conduct by the FA.
2007: January 16 - Everton bid for Barton rejected by Manchester City.
Barton's agent, Willie McKay, reveals the midfielder has a £5.5million release clause in his contract, suggesting Everton triggered this clause.
February 2 - Earns first call-up to senior England squad for friendly against Spain.
February 7 - Makes England debut as a 78th-minute substitute.
February 21 - Cleared of making obscene gestures towards Portsmouth fans due to insufficient evidence.
March 13 - Arrested on suspicion of assault and criminal damage in an incident involving a taxi driver. He is later charged with criminal damage, which he denies.
April 21 - Barton says City fans are "not getting value for money" when watching the club at Eastlands and said the club had not signed quality players.
May 1 - Suspended by City for the rest of the season after training ground altercation with Ousmane Dabo.
June 2 - Admits he may be open to offers from other clubs.
June 5 - City give Newcastle permission to talk to the player after they make a bid.
June 14 - Completes £5.8million move to St James' Park.
July 21 - Breaks a metatarsal in a pre-season meeting with Carlisle.
August 2 - Charged with assault over training ground incident involving Dabo.
October 4 - Appears in court charged with Dabo assault. Indicates he will plead not guilty.
October 22 - Makes Newcastle debut in 3-1 victory over Tottenham.
December 1 - Barton causes controversy on Tyneside by describing the St James' Park crowd as "vicious".
December 27 - Arrested in Liverpool city centre in connection with an allegation of assault.
December 28 - Charged with common assault and affray and refused bail.
2008: January 3 - Released from custody after being granted bail.
January 16 - Appears in court in Liverpool over allegations of assault and affray.
March 12 - Appears in court charged with assault occasioning actual bodily harm and affray.
May 20 - Admits assault and affray and is jailed for six months at Liverpool Crown Court.
July 1 - Receives four-month suspended sentence for assaulting Dabo.
July 28 - Released from prison.
July 31 - The FA charge Barton with violent conduct over the Dabo incident.
August 13 - Barton admits the FA charge.
August 30 - Barton returns to first-team action by making a substitute appearance for Newcastle away to Arsenal.
September 5 - Banned by the FA for 12 matches - six of which are suspended - and fined £25,000 after admitting violent conduct charge in relation to the Dabo incident.