While the controversy might seem like a tempest in a teacup - or ashtray - it wouldn't be the last time in Hollywood history that such controversy arose.
While The Invitation was shot with a rating in mind, says Jessica M. Thompson, what was left on the cutting room floor was enough to create an R-rated version.
Don't hold your breath for District 10, the sequel to Neill Blomkamp's Oscar-nominated directorial debut, unless you're prepared to go without air for years.