Jack received a Top 20 apron from Julia Gillard for his sumptuous dessert.
Jack's won second in the Mystery Box Challenge for his Victoria Sponge.
Jack celebrates the first Team Challenge win with his Green Team.
Gary breaks the news to Jack of Junior's forthcoming Californian adventure.
Mentored by Matt Moran, Jack and the Blues won the Venice Beach Burger Challenge.
Captioned by Colin Fassnidge, Jack and the boys won the Tag-Team cook-off against the girls.
Jack's sweet spaghetti and meatballs won third in the Max Brenner Challenge.
Jack's fantastic semi-final performance won him the right to face Greta in the final.
A valiant runner-up, Jack is joined by his family to celebrate his incredible achievement.