The girls to whom Blackbeard gives the knives and the money are Taika Waititi's daughters.
Hellkat Maggie is a real-life historical person, Hell-Cat although a NYC street gang member rather than a pirate torturer. A blended whiskey is named after her.
In addition to his role as Ned Low, Bronson Pinchot can also be seen as the man playing the lute (with his head bowed obscuring his face) when the Revenge crew set out to buy party supplies.
Scenes cut for timing from this episode include a continuation of the scene where Izzy finds Wee John working on his 'look' for the party, in which Izzy asks Wee John to "make me pretty" - the results of which are seen later in the episode.
Con O'Neill does not speak French, and credits his friend Jenna Russell with teaching him to sing the French language version of La Vie En Rose for this episode.