"Iris Hagarty has just about had it with weddings. After witnessing one too many meltdowns over flower arrangements, she takes to the internet to vent about the trials and tribulations of being a bridesmaid to her usually reasonable friends-turned-bridezillas. She finds she is not alone, and soon becomes the moderator of a Facebook group full of other bridesmaids, eager to share their own horror stories. Enter Iris's own estranged sister Jasmine,...