At Once Upon a Seam, you’ll be met with a modern alterations shop experience. The shop is centrally located in Mount Pleasant, SC, specializing in wedding and formal dresses. Additionally, alterations on women’s casual wear is also offered. Here at Once Upon a Seam, there is a passion for paying attention to the details and offering high-quality work. The goal is to maintain the original look of the item, by offering alterations that are done based on how the item is originally constructed. However, other solutions are also offered to fit your needs and budget.