The Shakespeare Code it is one of his own from "Henry V", which was probably written in early 1599. When questioning Shakespeare about witches, Martha remarks that he has written about witches; a reference to "Macbeth", which Shakespeare denies. At the time in which the episode is set, Shakespeare had yet to write "Macbeth" or "Hamlet", which prominently feature the paranormal, such as witches and ghosts. There are numerous other allusions to Shakespeare's plays. Just before the Doctor steps out of the TARDIS, he exclaims "Brave new world", from Act V Scene I of "The Tempest". In an early scene a sign is
Spangles (sweets) many nostalgic references to them from children who grew up with them. Spangles are associated with the post-war era and they, like Space Hoppers or the Raleigh Chopper, have become shorthand for lazy nostalgia for the time, as in the phrase "Do you remember Spangles?" In 2008, Spangles topped a poll of discontinued brands which British consumers would most like to see revived. Today the Tunes brand is the only remaining relation of the Spangles brand, sharing the shape and wrapping of the original product. The regular Spangles tube (labelled simply "Spangles") contained a variety of translucent, fruit-flavoured sweets: strawberry,