Skulls and motorcycles go hand in hand, but for some bikers, it's Halloween year-round. People love to decorate their bikes, be it with custom paint or with new accessories. Making it your own is part of the fun, right? Of course, there are those who take it to the extreme, like these on our Top 15 Motorcycles of Halloween list. Enjoy this little two-wheel (and/or three) montage honoring those who fully embrace the spirit of Halloween.