You can get all your souvenir requirements at Jamaica Lifestyle gift shop which is located at Coral Seas Plaza. T shirts, rum, cigars, coffee, candles and many other gift items are on sale.
They are open 7 days a week so you won’t have any problems getting those items on time.
Coral Seas plaza is located downtown Negril opposite Burger King.
http://www.jamaicanstylenegril.com/