This poor guy's head is about to explode.
Here is trying show off his girlfriend's display of love and *BOOM* simple questions get complex answers.
For simplicity, I would roll with the salt residing in the shaker with "SALT" on it and pepper with the word "PEPPER" on for when I mindlessly reach for either seasoning.
But I do recognize that it should be the other way around. I saw believe that the creator of these novelty shakers should answer definitively which is which or face prison time.