I used a online calorie counter to determine how much celeries I need per day to gain weight, the counter said if I eat more than 2500 calories per day I will gain about 1 pound a week and if I eat 3000 calories per day with some weight lifting I can gain much faster. So I started searching for high calorie bars and I found something called "Mayday food bar" it has 3600 Calories. Will this work? it says its for Emergency & Survival situations. Here it is