New this monthContinuity mistake: When the headless biker attempts to run over Studs Spake, the biker crosses in front of the prone Spake. The instant shot then shows the biker crossing again, but this time behind Spake.
Continuity mistake: After stabbing Thorndyke in the shower with the newspaper, Dennis drops it behind and to his left. The next shot and the newspaper is seen inside the shower tub, close to the drain as the ink runs off the paper into the drain.
Continuity mistake: Dennis, Thorndyke, and Brophy are shown in the close up getting up together outside the elevator, but the long shot shows Dennis already standing three to four feet behind Thorndyke and Brophy as those two stand up.
Continuity mistake: When Clark has the entire family outside to witness the lighting of the house, the positions of the in-laws change instantly from being clumped together to strung out in a line, depending on whether the shot is overhead or at ground level.
Continuity mistake: Before and after Scott enters and exits the chimney pipe, the background shows the roof of the house with very little snow and the roof shingles exposed. The overhead shot showing Scott and Charlie leaving in the sleigh shows the same roof covered in snow.
Revealing mistake: As the Hecks check out the neighborhood Christmas lights, the same house with the same decorations are seen through Sue's side of the car several times, showing the background scenes of the house and decorations were replayed.