On screen, the scenes see Esther Bloom's bullying plotline continue, but away from the cameras it was a happier story for the cast as they all had fun in their costumes.
Here, Soap Scoop takes a look behind the scenes at the filming of the episode. Scroll through the gallery below to see all of the pictures.
Photo gallery - Hollyoaks sixth form cast members in fancy dress:
Copyright: Lime Pictures