The Whoopie Cushion is a knee jerk classic prank. DoApp takes this old school joke to a new level with a variety of sounds that will have everyone in the boardroom or in your office rolling with laughter. Simply press the Whoopie Cushion to produce a wonderfully funny sound. And, to pick the perfect sound for that next prank, just press the Edit button. There, you can choose from more variations.

Sidenote: At the time of posting this program has been marked as beeing freely available without any costs. As this program is hosted with the AppStore the status might change. Authors like to publish their programs for free and / or for promotion purpose and then start charging.

http://appshopper.com/entertainment/whoopie-cushion