An earworm is a term used to describe an annoying or persistent melody that gets stuck in one's head. It can be a song, jingle, or even a random phrase. The figurative meaning of the idiom is to describe someone who is persistent and difficult to get rid of, just like the earworm.

The idiom "aftermath" refers to the effects or consequences that occur after an event, particularly a significant one. It can also refer to the emotional or psychological impact of such events.

The idiom "wag the dog" is used to describe a situation where someone or something is causing chaos or stirring up trouble in order to divert attention away from a problem or issue.

The idiom "back door" refers to a way of doing something that is not the most direct or obvious route, but rather involves sneaking in through a less noticeable or secure entrance.

"Off the cuff" is an idiom that means something is done quickly, without prior planning or preparation. It can also refer to a spontaneous decision or action that is not well-thought-out or well-considered.