Here’s a full rundown of what to expect in tonight’s episode of Big Brother, which continues on ITV2 and ITVX.DOUBLE TROUBLE ARRIVE IN THE BIG BROTHER HOUSE Big Brother gathers the Housemates at the sofas.Big Brother says, “Housemates, when you entered the Big Brother House, I told you that each week we would bring something new and unexpected. A new week, a new challenge. Welcome to the house of Double Trouble.”“This week, two heads may prove better than one. You will be working in pairs to win