By Alessandro Schiavone at Stadion Galgenwaard, Utrecht There's a famous saying that goes: 'Never go back to a place where you have been happy'. And maybe, just maybe there's a truth to that for Sebastien Haller who has gone from Utrecht juggernaut [51 goals in two-and-a-half seasons between January 2015 and summer 2017 for the club] to ghost. Less than three months after sealing a return home on a permanent basis, it's highly likely that Sebastien Haller already regrets that