You'll need a roller, a paint tray, brushes, drop cloths, a screwdriver (to open cans), a stepladder, painter's tape, primer (if walls aren't stain-free and/or light-colored), and, of course, paint. To see which merit your money and effort, we traded our lab coats for old T-shirts and spent two weeks testing paint. Here, the paints worthy of your walls, which fall under the mid-priced, low VOC (volatile organic compound) and kitchen and bath categories.
Although many people laugh or feel embarrassed when we are talking about loud stomach gurgling, the fact is that doctors do have a word for this. It is called borborygmi, which is the sounds that come from digestive system as food, air and gas move through.
Goal is to clear out anything that remains behind, so this can cause loud stomach gurgling sounds. However, important is to know that also an upset stomach and irritable bowel syndrome can cause stomach noises as you reported. Sipping some warm 7-Up, sneaking a snack and stop gulping might prevent those sounds.