Ooh I say – first Dot (June Brown) arrives back to catch granddaughter Lauren (Jacqueline Jossa) canoodling on her sofa, now she has to contend with this: Kirsty Branning (Kierston Wareing) saying how lovely it is to finally meet her mother in law! So what will Dot make of this latest addition to her family? And will Kirsty’s ties to Max (Jake Wood) be enough to make Dot regret ever coming back to Walford? Find out on Tuesday at 7.30pm on BBC1.