On November 29, no matter what I am doing and no matter who I am near, I am going to stop everything and everyone, and we are all going to sip hot cocoa and eat sugar cookies and watch The Kacey Musgraves Christmas Show streaming on Amazon Prime. Perhaps in response to rival streaming service Netflix's A Very Murray Christmas, Amazon is centering a holiday special around another beloved cultural iconoclast. This time, it's Kacey Musgraves, the Grammy-winning, incredible musician known for acclaimed alt-country-rock works like Golden Hour. Her special, as evidenced by the trailer, …