Trick photo (non-Photoshop) made in-camera using half lens cap method. Double exposure, with left exposure made with lens cap covering right half of view, then lens cap rotated 180° to cover left half of view for right-side second exposure.
Non-Photoshop trick photo created using a half lens cap, angled for first exposure, then rotated 180° for second exposure.
One intelligent, trustworthy go-to person, and one narrow-minded, useless bystander.