Blow Up 1-2

In the final challenge to determine the winner, the final three contestants must build a spectacular Carnivale-style float.

It's a dress-making challenge, with 12 hours to make their dresses. The creations will be worn by models and walked down a catwalk in front of a live audience.

Two teams of five have 12 hours on the clock to create a balloon world with a theme of Future or Fantasy. Then, five artists from the winning team must create a floating piece of…