big-lipped alligator moment

== English == === Etymology === Coined in a 2009 Nostalgia Critic review of FernGully: The Last Rainforest, referring to a scene in the 1989 film All Dogs Go to Heaven, in which an alligator breaks into an Esther Williams-style musical number. === Noun === big-lipped alligator moment (plural big-lipped alligator moments) (fandom slang) A notably unusual, tangential scene in a movie or similar work of fiction, which occurs without setup and does not affect the story afterward. Synonym: BLAM (initialism)