As Sweet Week continues the contestants take part in an Ice Cream Taste Test. The first four who guess incorrectly will land in the Round Two cook, after which someone will be sent home.
It's the start of Sweet Week and confectionary king Adriano Zumbo challenges the cooks to hero a mystery ingredient in a dessert. The top three dishes will win immunity from tomorrow's elimination.
The celebrities face their toughest test yet as they scuba dive with Caribbean reef sharks, pushing one person to their absolute limit. Later, the group is left shocked by the terrifying reveal of their next challenge: a night dive.