'This story starts with a dress. Not any old dress...The most beautiful bridesmaid's dress in the world.' Being a bridesmaid is all Tilly has ever dreamed of, and she can't believe it when her best friend Matty is asked to be a bridesmaid. The one wedding she'd really love to attend is her own mum and dad's, but it seems like that's never going to happen. So, Tilly decides to make her own dream come true. She advertises her services as a bridesmaid in the local shop. And to her amazement, she gets a reply . . . A fabulous, funny and moving story about finding family and friendship in all sorts of places, from the mega-bestselling author of Tracy Beaker, Hetty Feather and Katy.