His first contract was signed on a napkin.
Ah, the stink of desperation. Barcelona's sporting director Carles Rexach took one look at Messi and knew he had something special. He was so keen on signing Messi, in fact, that even though he didn't have paper he knew he needed to get his signature right then and there before anyone else got to him. We're going to go ahead and say that was a good call.