Jonathan Knight and Kristina Crestin must create Barbie's iconic bedroom suite, as they battle Alison Victoria and Ty Pennington, who are building a first-ever den for Ken. Special guests Allison Holker Boss and ET's Nischelle Turner join the fun.

Christina Hall and James Bender take on Michel Smith Boyd and Anthony Elle. Then the four finalist spaces compete at a "Pink Carpet" event. One space is voted the winner, and a fan wins a stay in the DreamHouse. Appearance by Barbie star, Margot Robbie!