'Sharknado' Instant Cult Classic on Social Media

Fans express reactions to film about airborne sharks raining down on Los Angeles.
1:56 | 07/15/13

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Transcript for 'Sharknado' Instant Cult Classic on Social Media
"heat index." You know it as sharknado. The movie became an instant cult classic exploding on twitter. The moment airborne sharks began raining down on l.A. Chris connelly takes us behind the scenes of this phenomenon. Shark! I never saw that coming. Reporter: Who did? Was there something in the wind? Sharks on the streets. Reporter:80 hours later the question, does "sharknado" still have teeth? I think it's the most ridiculous thing I've ever heard of and I'm glad I did it. Reporter: Sci-fi reairs it this thursday and the epic are besides themselves. It clearly was supposed to be ridiculous. Oh, I'm like going to win an oscar for "sharknado." I'm happy everybody is laughing with us. I love you, america. Reporter: Last thursday's showing of "sharknado" set off a snarknami on twitter. 5,000 a minute. Celebrities, comics and concerned citizens cheering or cheerily jeering this camp classic in 140 characters which is more than the movie kills off. Far, far more people have been talking about it than have actually seen the movie. So sort of a new frontier for media and entertainment merging. Reporter: A sequel, oh, it can be hard to repeat those pop culture mashed potatoes. Unless you haven't forgotten "the buzz that was." Hippocane and snail quake because slow-moving time for character development. Reporter: For "good morning america," chris connelly, abc news, los angeles. Admittedly while I was away, again, when I checked twitter, what has happened to this country? It was amazing. It was everywhere. It was everywheverywhere. Well done, sci-fi.

This transcript has been automatically generated and may not be 100% accurate.

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