Carpentry is the big story in this explosive episode of Trading Spaces! When Carpenter Ty Pennington can't finish Vern Yip's cabinet doors, Vern picks up the power tools and tries to build it himself. See how well he does! Meanwhile, Ty actually adds to his workload in Laurie Hickson-Smith's master bedroom by redesigning her partition doors! Will the homeowners appreciate Ty's efforts? Tune in and find out.