* HarsherInHindsight: The [[http://en.wikipedia.org/wiki/Shooting_of_Trayvon_Martin shooting of Trayvon Martin]] by a member of the neighbourhood watch caused plenty of problems for the film.
* HeyItsThatGuy: [[Film/FullMetalJacket Drill Sargent Hartmann]] is killed by aliens.
* OneSceneWonder: R. Lee Ermey's role.
* WhatTheHellCastingAgency: The [[SelfDeprecation eternally humble]] Richard Ayoade seems to feel this way about himself in this film, according to several interviews; his wife even told him that he was going to look like a guy who'd won a contest to be in a movie with three celebrities. Ironically, most reviews seemed to feel that he was the funniest part of a generally bad movie.