The Japanese term "MAD" videos represent a super-set of what's called "anime music videos" in North America. Parodies, remixes, reanimations, juxtapositions, and theme compilations are also included under the fan video heading.
This week yeilded a couple of neat YuruYuri works, including one to celebrate Ayano's birthday.
also, based on GWAVE's You U (male version)
Meanwhile author manga author Namori has tweeted a new wintery sketch