It's called Mutant Giant Spider Dog (SA Wardega) and it's by Polish filmmaker Sylwester Wardega.
Seeing as how this was the #1 most trending video, we're gonna assume you've seen it. If not, you can watch HERE!
Sylwester put his cute dog Chica in a fuzzy spider costume and scared unsuspecting people into thinking they were about to be devoured by a giant mutant spider.
The footage was amazing, obviously, seeing as how it's #1 now! No wonder it has over 113,000,000 views!
The rest of the top trending videos of 2014 are: