Listened to the full video on 100% volume with headphones on and my house is now on fire, my computer has exploded into a fireball, my headphones have upgraded to air raid sirens, every electronic device within a 100 mile radius and every house in a 50 mile radius is now reduced to ashes, and I am in the 27,000th layer of hell while bleeding nitric acid out of every single orifice in my body, 1000/10 would listen again
You can see that the Twins' Room door had a star on it. The model is unused in the final game, along with a heart door for the Nursery. I'm not sure why they left that out.