I don't know who Mrs Peach is specifically. She could be a fictional character, a neighbor, or someone in a particular community. Without more context, it's hard to share a story about her.
Well, if we were to create a non - inappropriate story around Princess Peach, we could say that Princess Peach once organized a grand ball in the Mushroom Kingdom. She invited all the toads and friendly creatures. Mario and Luigi were special guests. She showed her elegance and leadership during the event, making sure everyone had a great time and all the arrangements were perfect.
Since I don't know the specific story, it's difficult to say exactly who Mrs Wilson is. She could be an ordinary woman with an extraordinary story, or she might be someone well - known in a particular community or field.
I don't have enough details to say exactly who Mrs. Wright is. She could be a dedicated Girl Scout leader, someone who has spent a lot of time with the girl scouts and has made an impact on their experiences.
Mrs Dutta might be an elderly woman who has seen a great deal in her life. Writing a letter could be her way of passing on her wisdom or experiences to someone, perhaps a grandchild or a younger relative.
Sarah Winchester, or Mrs Winchester, was a wealthy widow. After the death of her husband and child, she became very superstitious. She consulted a medium who told her that she needed to keep building a house to appease the spirits. The Winchester Mystery House in California is the result of her decades - long building spree. It has over 160 rooms, numerous secret passages, and strange architectural features.
I'm not sure who 'Mrs Happy' specifically is without more context about the story. It could be a fictional character created for that particular story.