With the transfer window officially open we can now brace ourselves for the four-week circus that comes around every January. Some say that it is the wrong time to do business, although you can’t help feel that certain managers will be delving into the transfer market in the coming weeks. To celebrate the opening of the window we decided to look at the 20 most surprising transfers of all time. In it feature the funny transfers that saw players at the back end of their career make one last attempt at avoiding an early retirement as well as the not so funny transfers featuring the players who were brave enough to cross the divide between fierce rivals. From Juninho to Johnston, these players were in the headlines for startling the football world with their shocking moves.