November 30, 2012 11:03 AM | By Alyson Shontell, Business Insider
The 20 wackiest inventions ever

iFart app

iFart app (© Business Insider)
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  • iFart app (© Business Insider)
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Use the iFart app to prank your friends (or your bedmate) by making flatulent noises on your phone. 

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