![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEin7P5IFKVm7fQ3Aijnz-q96MVXszhq_33ziYahblqv_nrVxLpP-uEXstEjUrz2O8qJpt98Pt0LrqYlDbpYB-vjb8c9GicitjBKv_07eWkhYXwbJwRmFUzLjf6t_Q5NbBdHVDLpH4037JQ/s320/Guitar+on+the+iphone.jpg)
Free software called PocketGuitar transforms your iPhone and iPod Touch into a guitar!
The idea of this software is simple, it allows you to play the phone like an actual instrument, as well as strum along to your stored music -- thus fulfilling a number of your twisted fantasies.
Sources One and Two