Everybody does it, regardless of what they would like others to think. To be honest, I'm a bit like a 10-year-old boy, in that hearing one can give me the giggles.
 
For those ladies who flatly refuse to accept that they ever produce the most hilarious of releases, the 'I don't fart, I whisper in my panties' card could be just the thing to let the world know what she does and doesn't do.