This episode is a lunch service with four celebrities cooking for 90 diners. At the end of service, Marco will choose the top two performers who will go straight through to the grand final.
It's Finals week and the Red team and blue team are no longer. Everyone will wear the same white and black uniform, and must now play as individuals.
Nobody wants to be the third name Marco calls in the Last Chance Cook off as two celebrity cooks are going to be sent home.
There's going to be a double dismissal at the end of the week so the celebrities know a victory in this episode's team relay challenge will give them an advantage going into the service.
The 30-minute challenge is about making the perfect family salad. Before prep begins, Marco reveals a game-changing twist.
It's a lunchtime service and everyone wants to score well so they are not picked to join in the Last Chance cook off. Marco puts two rookies on the fish station.
Marco takes the celebrities to visit Italian nonna Pina for a lesson on how to make pasta from scratch. The cooks roll out as much perfect tagliatelle pasta as they can in the team relay challenge.
In the Kitchen Challenge, Marco demonstrates 'how easy it is' to make Risotto before the cooks are paired up to try and replicate his dish.
After their worst dinner service performance yet, the celebrities arrive for the lunch service determined to make amends. The intensity is back as the teams work hard to win the diners vote.
Shellfish isn't the only thing being torn apart as the celebrities are put to the ultimate seafood test.