These two are just a straight-up party videos that make excellent use of their many many sources.
Whenever I am educating someone in the art of editing, this is a video I use to show just what can be done with enough dedication.
I always had a soft spot for AMVs that looked like they could pass as an official music video, and this one is no exception.
This needs to be nominated for everything eligible cause of its sheer simplistic genius.
Its amazing what the human mind can produce with only a few hours to work with, isn't it?
For all its blurryness, you really couldn't tell when it was switched anime, could you?
In all seriousness, one of the areas it did succeed greatly was using multiple sources of the same franchise to tie the franchise together in a unique way.