To show extreme excitement and/or happiness in a casual manner. Other words can be included within the word to display an increase in the amount of pleasure or happiness that the user and/or friends are about to come upon.
When you eat way too much at Taco Bell, to the point of feeling guilty. Subsequently, you immediately start reflecting on how poor your diet is, and how you're going to make better life choices and be healthy next time. Gyms, salads, and lots of water are in your near future. But you're a realist, and you know you'll be back in the Bell's greasy arms before too long.