Barcelona attacker and global superstar Lionel Messi described his side’s first-leg 3-1 defeat to arch rivals Real Madrid in the Spanish Super Cup via social media.In an Instagram post, the Argentine said, “F***** up day but you have to get up and go. This is just starting.'This comes after one of Barca’s former star players Neymar secured a world record breaking move to Paris Saint Germain.Jacque TalbotFollow: @Jac_Talbot