Not much is known about her when she is first introduced, so she comes off as one who has lost her marbles. Since she is not married yet wearing this dress, this developes a contradiction of her character. This will foreshadow an impending explanation and flashback resolving the contradiction. This event and foreshadow is important to the rest of the book. For without it, Dickens would have to force sequences of the plot like imposing Pip to have a relationship with this bland, old woman. In summary, throughout countless pieces of literature, foreshadowing is not only used to hint at future events, but also to propel the plot. Charles Dickens definitely constructed a masterpiece of foreshadowing when it came to Great Expectations. Out of the countless instances of foreshadowing in this book, some of the most important ones are the encounter at the pub, the weather before an important event, and Miss Havisham’s wedding