[MarcusMel]

Apart from the aparent messed up BB mental preperation (you will be going into the house to create paranoia) followed up with (you will go into the house as a NEW HM)

I also note that Andrew then had a nice counter remark with 'and you don't bother to question why someone would come in do what I did'. Which might be BB's way of saying he also countered the HM's thinking by implying it was a task I can't talk about!