One of the more traditional chants against Boca fans.They accuse the Boca fans of being traitors to the team for leaving the stadium when Boca is losing.
Lyrics
The bosteros are like this, The most pessimists of the world, When they don't win the championship, Black flags they have put up, Boca don't lie any more, With that thing about your passion, Because when you are not doing well, Your fans leave in the 1st half...