bêtisier znamená v Angličtina

blooper▼◼◼◼(filmed or videotaped outtake)
noun
[UK: ˈbluː.pə(r)] [US: ˈbluː.pər]

outtake [outtakes]▼◼◼◻(portion of a recording not included in the final version)
noun
[UK: ˈaʊt.ˌtek] [US: ˈaʊt.ˌtek]