Prank calls can make for funny entertainment on the air and that’s what makes them one of the best One Thing features you can have on your show. Some shows build a franchise on the feature. The key is to have lots of great ideas and a willingness to put in the time to execute prank calls.
Be forewarned: there are a lot of ways to get in a lot of trouble with prank calls. In some cases, personalities have even been terminated. It’s all about how you handle them.
Follow the guidelines here, and you should be fine.