Davey Boy Smith, that it's time to go home. Then there's another "sign" that really isn't a sign, mainly because, well, it's a clap. Like the other wrestling "signs," wrestlers clapping is pretty ...

However, according to the rules of airplane etiquette, clapping might not be a good idea when landing. Yep, you read that right. We spoke with two experts to get to the bottom of this surprising ...