The eight remaining interior designers take part in a challenge to transform shop interiors. Presented by Fearne Cotton, with judge Michelle Ogundehin and guest judge Mary Portas.

The five remaining contestants take part in a commercial design challenge to transform holiday lodges in the Lincolnshire woods. Split into a team of two and a team of three, the competitors embark on the biggest project of the series so far, designing a bedroom each, along with a shared kitchen-diner and an outdoor area.