Unlike other Celebrity Chef Challenges, Orr was cooking against all of the remaining 10, with the amateur winner (should there have been one) to receive immunity.

MasterChef Australia Season 2 Episodes...

• s02e01 - Top 50 Begins - BBQ Challenge
• s02e02 - Signature Dish
• s02e03 - Bottom 10 Elimination Challenge
• s02e04 - 10 More Spots with Matt Moran
• s02e05 - Masterclass 1
• s02e06 - The Top 24 - Mystery Box Challenge
• s02e07 - Childhood Memory Invention Test
• s02e08 - Chef Challenge - Luke Nguyen
• s02e09 - Italian Restaurant Team Challenge
• s02e10 - Eggy Elimination Challenge
• s02e11 - Masterclass 2
• s02e12 - Mystery Box & Invention Test
• s02e13 - Pressure Test - Peter Gilmore
• s02e14 - Chef Challenge - Philippa Sibley
• s02e15 - Kids Birthday Team Challenge
• s02e16 - Fix That Dish Elimination
• s02e17 - Masterclass 3
• s02e18 - Mystery Box & Invention Test
• s02e19 - Black Forest Cake Pressure Test
• s02e20 - Chef Challenge - Justin North
• s02e21 - Classic French Meal Team Challenge
• s02e22 - Name That Herg Elimination
• s02e23 - Masterclass 4
• s02e24 - Mystery Box & Invention Test
• s02e25 - Schnitzel & Chips Pressure Test
• s02e26 - Chef Challenge - Restaurant Arras
• s02e27 - Normal Family Meal Team Challenge
• s02e28 - Bouillabaisse Taste Test Elimination
• s02e29 - Masterclass 5
• s02e30 - Pizza Over Challenge
• s02e31 - Duck Two Ways Pressure Test
• s02e32 - Chef Challenge - Frank Camorra
• s02e33 - The Press Club Team Challenge
• s02e34 - Mystery Box Elimination Challenge
• s02e35 - Masterclass 6
• s02e36 - Mystery Box & Invention Test
• s02e37 - Seafood Platter Pressure Test
• s02e38 - Chef Challenge - Maggie Beer
• s02e39 - Pacific Jewel Team Challenge
• s02e40 - Taste Test Elimination Challenge
• s02e41 - Masterclass 7
• s02e42 - Mystery Box & Invention Test
• s02e43 - Oyster Terrine Pressure Test
• s02e44 - Chef Challenge - Aaron vs Adam
• s02e45 - Molecular Gastronomy Team Challenge
• s02e46 - Chicken Korma & Name Spices Elimination
• s02e47 - Masterclass 8
• s02e48 - Mystery Box & Invention Test
• s02e49 - Beef Stroganoff Pressure Test
• s02e50 - Chef Challenge - Josh Emett
• s02e51 - Qantas Business Team Challenge
• s02e52 - Carrot Cake Elimination Challenge
• s02e53 - Masterclass 9
• s02e54 - London Week Day 1: Invention Test
• s02e55 - London Week Day 2: Heston Pressure Test
• s02e56 - London Week Day 2: Chef Challenge - Martin Blunos
• s02e57 - London Week Day 3: Super Off Site Challenge
• s02e58 - London Week Day 4:Elimination Challenge
• s02e59 - Masterclass 10
• s02e60 - Return Elimination Challenge 1
• s02e61 - Return Elimination Challenge 2
• s02e62 - Chef Challenge - Mitchell Orr
• s02e63 - CWA Team Challenge
• s02e64 - Taste Test Elimination Challenge
• s02e65 - Masterclass 11
• s02e66 - Mystery Box & Invention Test
• s02e67 - Macaron Tower Pressure Test
• s02e68 - Chef Challenge - Adam Melona
• s02e69 - Army Base Team Challenge
• s02e70 - Thai Satay Sauce Elimination Challenge
• s02e71 - Masterclass 12
• s02e72 - Mystery Box & Invention Test
• s02e73 - Pressure Test - Christine Manfield
• s02e74 - Chef Challenge - Shaun Presland
• s02e75 - Signature Dish Challenge
• s02e76 - Guess that Fish Elimination Challenge
• s02e77 - Masterclass 13
• s02e78 - Finals Week - Day 1 - Invention Test
• s02e79 - Finals Week - Day 2 - Pressure Test
• s02e80 - Finals Week - Day 3 - Mystery Box Challenge
• s02e81 - Finals Week - Day 4 - Signature Dish Challenge
• s02e82 - Finals Week - Day 5 - Off Site Challenge
• s02e83 - Finals Week - Day 6 - Final Masterclass
• s02e84 - Grand Final - Welcome Masterchef 2010

MasterChef Australia Show Summary

MasterChef Australia is an Australian competitive cooking game show based on the original British version of MasterChef. Food critic Matt Preston, chef George Calombaris, and restaurateur and chef Gary Mehigan serve as the show's hosts and judges.