Overview:The house is rocked when new arrival Josh enters the house, and Big Brother lets them in on a secret hot tub in the backyard. Meanwhile, Josh's announcement that he is gay changes Brian's attitude, Narrinder and Helen get in to a heated argument, the group is set a new weekly task: to memorise 15 facts about each other, Bubble opts for a bald head and Brian changes bedrooms and moves in with the girls,