Prom dress, part deux

Does something in this picture look familiar? While all the grandkids were gathered at Grammy and Grampy's house for the weekend (sans parents - woo hoo!), the bin of bridesmaid and prom dresses was unearthed, much to the delight of Clare, Katy and Nicki. I don't know if they had more fun putting the dresses on or discovering the history behind each dress...