Pretty much speaks for itself.
The first poster asks a question, the next answers it with a song title, then asks another, and so on.
Example:
Let's start.
What do you need right now?
The first poster asks a question, the next answers it with a song title, then asks another, and so on.
Example:
Poster 1: What are you wearing?
Poster 2: Blue Suede Shoes - Elvis Presley
Let's start.
What do you need right now?