What We Do in the Shadows began as a 2014 film before becoming the FX television series in 2019, following vampire housemates on Staten Island. Nandor the Relentless, played by Kayvan Novak, is the self appointed leader whose old world manners clash with modern life. Clips of his formal greetings spread through fan edits and reaction posts because the delivery works without any setup. The welcome line survives as a reusable entrance joke, separate from the episode it came from.