Mauricio Southampton returns to St Mary 's for first time since his departure . The Argentine left Pochettino in order to take up reins at Tottenham . Southampton admits he could be jeered on return to former stomping ground .
Mauricio Pochettino returns to St Mary 's for first time since his departure . The Argentine left Southampton in order to take up reins at Tottenham . Pochettino admits he could be jeered on return to former stomping ground .