` ` Part 2 : The Big One '' debuts Wednesday on Syfy . Sharks will invade the Big One for the sequel to last summer 's pop culture disaster . Screenwriter says there will be a ` ` global Sharkapocalypse '' in third outing .
`` Sharknado 2 : The Second One '' debuts Wednesday on Syfy . Sharks will invade the Big Apple for the sequel to last summer 's pop culture phenomenon . Screenwriter predicts there might be a `` global Sharkapocalypse '' in third outing .