An episode in which a main character and the audience is kept in the dark by their friends or colleagues. This is to pull off a Sting against someone else, never a main character. They will be given the excuse at the end ... "We would have told you, but we needed your reactions to look genuine." In settings that include telepathy it's often done to foil even that. It's a Not Himself with the numbers inverted. Sometimes followed by No Hard Feelings. When this is done to the actors, it is Enforced Method Acting. Examples of We Would Have Told You But include: