Cell phones are convenient but they can also be a distraction, especially when they go off at inappropriate times. Bill Clinton's speech in Iowa was interrupted with call from Hillary. "I'll have to call Hillary back and explain why I couldn't take it," he joked with the crowd.

We've all been there. My phone went off during a funeral as we were gathered around the gravesite. Luckily the service hadn't started and I was smart enough to turn my phone off after that.

Has your phone gone off at the wrong time?

MORE: How to Turn Off Wi-Fi Assit