That Is One Clever Way To Promote Your iPhone App

![Bill Cosby Digg iPhone App](http://sanziro.com/wp-content/uploads/2010/08/billcosby-digg-app.png)

Bill Cosby is having his own iPhone app! How do we know? Yup from [his tweet](https://twitter.com/BillCosby/status/21416471592) asking Digg’s Kevin Rose for an invite to Digg’s new design preview site.

[Bill Cosby iPhone App](http://itunes.apple.com/us/app/bill-cosby/id379941926?mt=8)