Doctor Who's Strangest Fan Theory

Doctor Who fan theories are widespread, there are all sorts, from Rory being The Master to Weeping Angels being Time Lords, but perhaps the strangest fan theory comes in the form of Series 7's lighthbulbs. So what is it? And are these lightbulbs a forgotten storyline? Edited by ‪@DuncanJMcMillan‬ ► Patreon   / harbowholmes   ► Discord   / discord   ► Subscribe!    / harbowholmes   ► Support me on Ko-Fi! https://ko-fi.com/harbowholmes ► Twitter   / harbowholmes   ► Reddit   / harbowholmes   #DoctorWho