© @Copyright HELLO! Hello! Magazine Line of Duty star Vicky McClure has joined over 50 stars including Sir Elton John, Brian May and Holly Willoughby to donate an item for a new Star Boot Sale fundraiser, which goes live on Friday!MORE: Line of Duty stars' incredible homes: Vicky McClure, Martin Compston and moreFans of the police procedural drama could get their hands on a dress worn by actress in the hit show.