'Sharknado' is absurd, so let's look back at its hilarious origin story

"Sharknado 3: Oh Hell No!" airs on Syfy Wednesday night. According to critics, it is as ridiculous as you would expect, with an added dose of insufferable product placement.But that's the thing about "Sharknado" -- it doesn't matter, because viewers will tune in anyway simply on its absurd reputation. In fact, it's become so much a part of our lexicon that it's hard to believe that "Sharknado" has been around only for two years. Fittingly, "Sharknado" has a hilarious origin story, and we feel co...