I saw this fellow in the evening but couldn't photograph him because of the crowd. This was taken by an amateur photographer
by the name of Böhringer Friedrich:

http://www.google.com/imgres?imgurl=http://upload.wikimedia.org/wikipedia/commons/5/55/Artist_La_Rambla_3.JPG&imgrefurl=http://commons.wikimedia.org/wiki/File:Artist_La_Rambla_3.JPG&usg=__RyhIVU5f0ekv_ynwanAdn6xUuQk=&h=3790&w=2624&sz=4722&hl=en&start=46&itbs=1&tbnid=m1k3_q3UUgFScM:&tbnh=150&tbnw=104&prev=/images%3Fq%3Dla%2Brambla%26start%3D40%26hl%3Den%26sa%3DN%26gbv%3D2%26ndsp%3D20%26tbs%3Disch:1