You will Watch The Grim Adventures Of Billy and Mandy Season 3 Episode 13 online for free episodes with HQ / high quality. Stream cartoons The Grim Adventures Of Billy and Mandy Episode 36 Complete and Utter Chaos: Thinking that the world is chaotic enough as it is, Eris, the goddess of chaos, decides to quit chaos to work at a hamburger restaurant. Then, she entrusts Grim the Apple of Discord to watch over for her, which he seals in his old trunk. However, the apple frees itself from the chest and goes to Billy. Later, Mandy is attracted by the apple’s powers, and after being persuaded by Billy’s talking burrito, Billy, Mandy and Grim battle for control of the apple, which divides in three pieces. In the end, the battle results in them being fused together into an amorphous mass, and, with an evil grin on her face, Eris decides to offer the apple to Irwin too.