The change between London and Paris for Pochettino 

Mauricio Roberto Pochettino Trossero is an Argentine professional football manager and former player who is the current head coach of Ligue 1 club Paris Saint-Germain. Pochettino played as a central defender and began his professional career in 1989 with Primera División club Newell's Old Boys.

Paris Saint-Germain Football Club, commonly referred to as Paris Saint-Germain, Paris SG, or simply Paris or PSG, is a French professional football club based in Paris. They compete in Ligue 1, the top division of French football.