The Observer is a meme that represents a men who is watching a thing.
Origin
This meme came from a picture of a fight after the final match of the Super Cup between the FC Barcelona and CF Real Madrid. The coach of CF Real Madrid, José Mourinho, put his finger in the eye of Tito Vilanova, the t assistant coach of FC Barcelona. The man who was between Mou and Tito is Francesc Satorra, a worker of the Camp Nou. In the image, Satorra is quiet. For this reason, the people began to call him the observer. In CuantoCabrón, the meme is become very popular.
Also, is know that Hombre del bigote
This is the first apparition of the Observer