Lionel Messi following his return to Barcelona. The Argentine shocked the footballing world after he handed in a transfer request at the Nou Camp.It followed a number of decisions that contributed to his unhappiness.The first this season started when he told Barca chiefs not to sack Ernesto Valverde, only for them to go ahead with the decision.
Quique Setien came in, only to infuriate the 33-year-old after Los Cules were thrashed in the Champions League when Bayern Munich.
And over the summer, Messi demanded that be able to leave the Catalonian club only to be told by Barca president Josep Maria Bartomeu that it was impossible.The only way he could depart was if someone splashed out €700m on his release clause - which looked improbable at.
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