 A 1991 article speculated two possible reasons – the performance of "" (although it had different producers to the original), along with "the lack of any clear sense of period, something that may throw viewers who insist on comedic nonessentials like interior logic.It's basically a parody of World War II-French Resistance movies, but along the way it also skewers '50s rock 'n' roll films ... '60s "Beach Party" movies and 'The Blue Lagoon,' among other lampoon-worthy source material.