The bodily refuse that occurs as a by product of eating too much Lucky Charms breakfast cereal. Usually green in color due to the food dyes contained in the marshmallows, the shade may vary based on how much cereal is actually consumed.
I had a bad case of the Lucky Shits today. It was all because I ate half the box of Lucky Charms this morning. The cereal is magically delicious, I'd do it again in a heartbeat!