Here’s something i’m sure you can use one way or another. With Fake Call for BlackBerry, you can generate a fake phone call to your device without anyone actually calling it. Best of all its free!
Are you at a loss how to back out of a bad date or any other boring gathering? Use the Fake Call application. Set the time that you want your phone to ring without anyone really calling you. All that you have to do then is to explain who has called you and why you have to leave.