over West Ham United at Upton Park. His first goals came on 22 September 2007 against Fulham. After that Petrov scored two goals, one in the 3–1 win over Newcastle United the other one in the 2–1 win over Reading and also notched up six assists. He was sent off by referee Rob Styles in the home loss to Everton, for kicking Leon Osman. The challenge earned him a straight red card which banned him for three games. Petrov added to his tally with a goal against Portsmouth. Following the influx of new players at Manchester City such as Carlos Tevez and Emmanuel Adebayor, Petrov was linked with a move away from the City of Manchester Stadium. He was often in and out of the first team. However, he scored goals in the first two games that he had started, prompting Hughes to start Petrov in place of Shaun Wright-Phillips at home against Fulham. Though he scored, he also aggravated the knee injury that had plagued him. After the sacking of Mark Hughes and arrival of Roberto Mancini, he started both league games and scored in the 2–0 win over Stoke City on 26 December. He also publicly expressed his anger against Hughes as Petrov was frequently moved in and out of the starting 11. On 18 April 2010, Petrov announced that his season was over and that he would miss the four remaining Premier League games due to a knee injury. On 8 June 2010, it was announced that Petrov's contract had expired and that he would be leaving the club, along with Benjani Mwaruwari, Karl Moore and Sylvinho. Bolton Wanderers On 22 June 2010, it was announced that Petrov had agreed terms with Bolton Wanderers, and the free transfer was completed when the transfer window opened on 1 July. He scored his first goal for the club against Manchester United on 26 September 2010, and finished the season with three goals. His 2nd season saw him score six goals, four in the League, one in the League Cup and one in the FA Cup as Bolton were relegated from the Premier League. At the end of the season, Petrov had played enough matches (needed 30 played 35) to activate a clause in his contract, extending his contract for another season. Espanyol Petrov signed for La Liga side RCD Espanyol for the remainder of the 2012–13 season on 14