I will suggest at least one day prior if at all possible. This will allow the masseur to schedule a convenient time for both of you to meet. He may be booked that day or not taking customers and this will give you the option to create a Plan B.
@nomadkudos to you for finding such a remarkably handsome assortment of gingers! Of course, our Benjamin Nichols remains at the top of the leader board! 💟