Neymar and Kylian Mbappe dominated Ligue 1 but failed to win the Champions League, while Joao Felix and Antoine Griezmann flopped at Atletico Madrid and Barcelona... so is the £100m price tag cursed?

Brian Clough famously claimed Nottingham Forest paid £999,999 for Trevor Francis, as he didn't want the £1million fee to put pressure on the England midfielder.