High Quality Content by WIKIPEDIA articles! The 2009-10 Premier League (known as the Barclays Premier League for sponsorship reasons) was the 18th season of the Premier League since its establishment in 1992. A total of 20 teams competed in the league, with Chelsea unseating the three-time defending champions Manchester United, scoring a Premier League record 103 goals in the process. The season began on 15 August 2009 and concluded on 9 May 2010. Prior to each opening week match, a minute's applause was held in memory of Sir Bobby Robson.