The following transfers all took place in the same season. SH (Arsenal to Everton), DD (Juventus to Chelsea), CB (Celtic to Derby County), PI (Liverpool to Middlesbrough) & OL (Liverpool to Tottenham Hotspur). Identify the season and the five players from their initials.
In the 2006-2007 season, Wigan and Sheffield United played in a relegation decider on the last day of the season. Four players played in the game who had played for or would go on to play for Everton. Name them.