For Jurgen Klopp and Jose Mourinho, two individuals whose success arrived as a manager and not a player, that is where the similarities end.
The pair have gone head-to-head 13 times as coaches throughout their respective careers but one meeting in particular represented a new reality for both individuals; a closing of one chapter and the beginning of another.
Indeed, a first Premier League triumph of Klopp's Reds tenure came at the expense of the ever-controversial coach seven years ago to the day. A solitary Christian Benteke strike and Philippe Coutinho brace provided the ingredients for a day of destruction in the capital.