A Thing About Machines - S2-E4
Revealing mistake: After Bartlett Finchley escapes from the menacing electric razor, his car confronts him outside. When Finchley's car chases after him, there's nothing attached to the Lagonda, but when the car slams through the wood fence and into the wall of boxes, there's a full grille guard mounted to its front. Then the grille guard promptly vanishes. (00:20:30)