They say you should never go back, but managers do: Steve McClaren is back at Derby and Bruce Arena is the US men's coach again. Josh McLoughlin selects nine other bosses who couldn't stay away...
9. Kevin Keegan, Newcastle United
1992-1997 and 2008
Keegan resigned over disagreements on signings with director of football Dennis Wise, who helped to purchase Xisco and Nacho Gonzalez without the knowledge of the manager
King Kev very nearly guided Newcastle United to the Premier League title in his first spell in charge, but the Magpies fell away in the run-in and ultimately squandered a 12-point lead.