"In fact, it actually worked out for us so much more than other contestants because, one, we're related and, two, we spend so much of our lives together," he adds.
"We just watched everybody else on the show have moments where they just cracked as a team because they're not used to being around each other."
Both Josh and Austin have left their fellow contestants reeling with their no holds barred comments.
“I sometimes feel guilty for making people so upset. But then I realise that it’s their problem they are so emotionally fragile,” said Josh on Monday night.
Will they continue to stir the pot in Tuesday night's episode?
Tune in at 7pm on Channel 7 to find out!