I'm not sure there are a whole lot of common 'husband wearing thongs' stories. Maybe in some comical situations, like a husband accidentally wears his wife's thong thinking it's a regular undergarment and there's a lot of laughter when the truth is discovered.
Since I haven't read the 'boys in thongs stories' in detail, it's difficult to determine the positive messages for sure. But if the stories focus on the boys' journey of self - expression through their clothing, it might carry messages about the importance of being true to oneself. For example, if they face challenges in a society that has certain expectations about boys' clothing but still stay true to their style, it can be an inspiring message for readers to be themselves regardless of social norms.
No. Angus Young is famous for his work in AC/DC, performing on stage with his iconic schoolboy uniform. 'A Christmas Story' is about a young boy's experiences during Christmas in a completely different context. There is no evidence or reason to suggest that Angus Young has any involvement with 'A Christmas Story'.
I'm not sure if there are specific free stories just about men wearing thongs. However, in some fashion blogs or personal style stories, there might be mentions of men who choose to wear thongs as part of their unique fashion sense. But it's not a common topic for free, dedicated stories.
I'm not familiar with the 'boys in thongs stories' so it's hard to say exactly. But perhaps there could be characters who are bold and not afraid to be different in their fashion choices.
It's popular because fans of the Harry Potter series love to explore the romantic relationships further. Harry and Ginny's relationship has a lot of potential for romantic and passionate moments like snogging.