There's An Airfield At the Bottom of My Garden - S3.E11

Hancock buys a house from Sid but discovers that there's an airfield at the bottom of his garden! Returning to Sid dissatisfied, he is forced to try to sell the house himself but he has considerable difficulties, some of them unscripted! This is because the set was designed to fall apart at a given point in the script but unfortunately, the set starts to fall apart too early and Hancock is forced to improvise!