<http://schema.org/topics>
"Celebrities,Conan O'Brien,Entertainment,Friday,katy-perry,Lady Gaga,Memes,Music,parody,Rebecca Black,spoofs,Startups,Television,Uncategorized,viral video"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/02/11/rebecca-black-friday-anniversary-favorite-moment/>