Two shock results headlined the English Premier League with Newcastle United winning at Old Trafford for the first time in 41 years and Stoke City beating Chelsea 3-2 at home.
A late first half goal from Morocco international forward Marouane Chamakh was enough for hosts Crystal Palace to defeat West Ham 1-0 in manager Tony Pulis' first match in charge at home.
Lukas Podolski helped kick Arsenal's English Premier League campaign into gear at Fulham, while Stoke City and Hull City both won their home openers.
Newly-promoted Premier League club Crystal Palace has signed Arsenal striker Marouane Chamakh to a one-year deal, making him the third striker to join the Eagles this summer.
As the first matches in the major European leagues loom large, clubs have been making some final changes to their squads before the big kick-off, with Roberto Soldado, Bernard and Park Jisung among the players on the move.
For many footballers January is a time when suitcases are packed and transfer deals signed.FIFA.com rounds up who has gone where at the start of the latest transfer window.