Filmyzilla is not a charity. They host illegal ads (pop-unders, redirects, fake "Download" buttons). Clicking on "Grand Masti Filmyzilla download" often leads to:
Under the Indian Copyright Act, 1957, and the Information Technology Act, 2000, downloading or distributing copyrighted content is a punishable offense. Grand Masti Filmyzilla
Accessing or downloading movies from websites like Filmyzilla is a punishable offense in many countries, including India. Filmyzilla is not a charity