History WesternAnimation / AnAmericanTailTheMysteryOfTheNightMonster

* TheyDo: Nellie Brie and Reed Daley.

* ItsPronouncedTropay: Madame Mousey the mini-poodle insists her name be pronounced "Mous-ay" but the mice keep pronouncing it the way it's spelled.

* CoolAndUnusualPunishment: After the dog council apprehends Madame Mousey, they punish her for her misdeeds by returning her to her owner. For Mousey, that's a fate worse than prison.

* CoolAndUnusualPunishment: After the dog council apprehends Madame Mousey, they punish her for her misdeeds by sending her back to her owner. For Mousey, that's a fate worse than prison.

%%* BelligerentSexualTension: Reed Daley and Nellie Brie.

* BelligerentSexualTension: Reed Daley and Nellie Brie.

* AwardBaitSong: "Who Will", featuring singer Susan Boyd (Nellie's voice actress) being TheCastShowOff, while the rest of the voice actors' singing ranges from fair to {{Narm}}.

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* AwardBaitSong: ''The Mystery of the Night Monster'' has "Who Will", featuring singer Susan Boyd (Nellie's voice actress) being TheCastShowOff, while the rest of the voice actors' singing ranges from fair to {{Narm}}.

* DerangedAnimation: Fievel's nightmare at the beginning of ''Mystery of the Night Monster'' includes being chased through a DisneyAcidSequence by a demonic cat with a mousetrap at the end of its tongue.
* DreamSequence: Done a lot in ''The Mystery of the Night Monster'' when Fievel keeps having nightmares.
* ExtraExtraReadAllAboutIt: Tony Toponi becomes a paperboy in ''An American Tail: The Mystery of the Night Monster'', though he really wants to be a reporter and when he becomes discouraged and his rant begins to show it. * in a flat monotone voice* "Hey, get your paper here, whoop-dee-do paper here..." When someone passes him by he yells "Fine! So stay ignorant!"
* FloatingAdviceReminder: In ''Mystery of the Night Monster'', as Fievel cowers before the mechanical "night monster" he gets a vision of his mentor Nellie Brie's floating head, telling him it's alright to be afraid sometimes, but not to let the fear win.

* NightmareRetardant: Invoked in-universe in ''The Mystery of the Night Monster'' when it's revealed what the 'monster' actually is.

* OldTimeyBathingSuit: The Mousekewitz's along with Tony wear these at the beach at the end of ''The Mystery of the Night Monster''.

* PsychoPoodle: In ''The Mystery of the Night Monster'', the BigBad is a miniature poodle named Madame Mousey, who despises rodents because [[IAmNotWeasel she is often mistaken for one]], and so plots to get rid of the NiceMice by kidnapping them and giving them to the [[CatsAreMean cats]].

In it, Fievel Mousekewitz is plagued by nightmares after news spreads of a vicious Night Monster terrorizing Manhattan and kidnapping mice. Tanya, who now works for the Daily Nibbler Newspaper, is forced to take Fievel to work with her in an effort to alleviate his fears. On the way they meet Nellie Brie, a famous undercover reporter. Her boss, Reed Daley, is constantly at odds with her, and as a bit of a prank she assigns Fievel to be her assistant and artist, putting him to work drawing interpretations of the Night Monster. Needless to say this does nothing to calm his fears, and he ends up with more sleepless nights. However, as Nellie attempts to get to the bottom of the mystery, clues begin to point toward an eccentric French poodle who recently escaped her owner and has taken to telling fortunes in the street, Madame Mousey, as the main suspect behind the disappearances.

* AwardBaitSong: ''The Mystery of the Night Monster'' has "Who Will", featuring singer Susan Boyd (Nellie's voice actress) being TheCastShowOff with her great singing voice.

The direct-to-video film uses many of the same character designs from the previous film, as well as many of the same voice actors. Like the film preceding it, ''The Mystery of the Night Monster'' takes place back in New York, putting the canonicity of ''AnAmericanTail:FievelGoesWest'' into question.

* ButtMonkey: Twitch, one of Madame Mousey's minions. He even gets all four of his legs dislocated during her VillainSong.

''An American Tail: The Mystery of the Night Monster'' is the 4th and thus far final installment in the WesternAnimation/AnAmericanTail franchise. This film was released on December 9, 1999 in Germany and July 25, 2000 in the US.

* BelligerentSexualTension: Reed Daley and Nellie Brie.

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