* AlternateCharacterInterpretation: Wallace's ParrotExpowhat to Wendoline when she says [[spoiler:Preston]] is malfunctioning. Does he not know what the word malfunctioning means or is he just confused as to why Wendoline was using it to refer to [[spoiler:her dog]]?
* EnsembleDarkhorse: Shaun the Sheep. So much so, that he got his own [[WesternAnimation/ShaunTheSheep spinoff series]], a [[WesternAnimation/TimmyTime spinoff of the spinoff]] and, eventually, [[TheMovie a movie]]!
* HilariousInHindsight: The morning after Shaun first enters the house, Wallace and Gromit discover the various things he's chewed and/or eaten. Mistaking the cause for mice, Wallace wonders if [[WesternAnimation/TheCurseOfTheWereRabbit he should get the pest control people in.]]
* ItWasHisSled: Preston is [[spoiler:a robot]].
* NauseaFuel: Wallace getting covered form head-to-toe in machine-gun porridge. For some, it looks less like porridge and more like vomit.
* NoSuchThingAsBadPublicity: Would you believe that the series' popularity in America started entirely from a (minor) scandal over this film? During a publicity tour, Creator/NickPark accidentally left two puppets in the back of a New York taxi, sending the British press into a panic. The American press, confused as to what the big deal was, looked into it and, as a result, brought the duo to the attention of the United States, who bought 2 million copies of the first three films on video cassette by year's end.
* TearJerker: The montage of Wallace and the sheep tearfully reading the papers documenting Gromit's trial and eventual incarceration.
** Gromit crying and pounding his fist on the table when he receives the jigsaw puzzle (later revealed to be [[spoiler: a secret message from Wallace]]).