There are many people who have had enough of Justin Bieber. Well someone decided to try and do something about it and created a Firefox add-on to block everything Bieber. Here is the Wikipedia page for "Justin Bieber" with the add-on installed:
If you want it, you can download it from here.
Chrome/Chromium users can also block Beiber. The Firefox plugin has been ported to Chrome. This is what I get with a Google search for "justin bieber":
Chrome/Chromium users can install it from here.
[source: Free Art & Technology]