Mike Pero challenges the teams to create a stellar social media campaign that sells the virtues of Hamilton. In the boardroom, cracks appear within the losing team.
Hell Week reaches it dramatic conclusion with the most terrifying challenge in Big Brother history. Then an almighty bombshell blows the game up. Big Brother is hosted by Sonia Kruger.
Mystery Box Challenge. This episode, the 10 returning contestants can choose between a clear mystery box where the ingredients are visible or a regular mystery box where the ingredients are hidden.
Costa visits a magnificent heritage garden in the highlands, Jane Edmanson explains flower shapes, Millie Ross explores some pocket reserves that are full of tiny treasures, and Jerry Coleby-Williams shares his love of figs.
Teams must design and sell a new range of summer robes to two leading retailers. Later, sparks fly in the boardroom as the losing team evaluates their performance.