Refresh your knowledge of Stranger Things as the Netflix original returns for season two

The cast of Stranger Things return in season two, which launched on Netflix today.
The cast of Stranger Things return in season two, which launched on Netflix today.

The second season of Stranger Things is upon us and the heart, mystery and coming-of-age charm has been perfectly recaptured.

But before you return to Hawkins, Indiana on a mammoth binge-watching marathon, test your memory of the events of the first series with this quiz: