Watch Online Free on Watchseries. CHOPPER is a modern-day re-imagining of the headless horseman of Sleepy Hollow. After taking a strange new drug with supernatural side effects at a Daytona Bike Week party, a troubled young bartender and her biker friends start seeing ghosts. They are stalked by the Reaper, a headless ghost on a motorcycle who collects the souls of sinners in the afterlife.