In common use, the (and watch this) is left unsaid and implied. I.e. the speaker is really excited to immediately do something that's a terrible idea, without e

In common use, the (and watch this) is left unsaid and implied. I.e. the speaker is really excited to immediately do something that's a terrible idea, without even stopping to explain. "How the heck are we going to get the alligator out of the pool?" "Hold my beer..."