Pochettino and Arteta spent a season and a half together before the latter joined Rangers. However, they came up against each other again when Arteta signed for Real Sociedad and Pochettino returned to Espanyol.
The Spaniard is now blossoming as a coach with his Arsenal team performing well in the Premier League, while Pochettino is a respected manager through his work at Espanyol, Southampton, Tottenham and PSG, before he joined Chelsea in the summer.