Fatman uses his tried and tested three stage process for all of his bike customizations.

Stage 1: Create a bad-ass design document.
picture of american style bike design

Stage 2: Refine and modify the design to ensure it meets the requisite number of halloween elements.
picture of halloween style bike design

Stage 3: Implement the design being sure to throw in some extra witches and bats and stuff.
picture of suped-up bike