I want a username change.

on november i made a post reporting a bug im experiencing where i cant log in on minecraft.net and i havent gotten a response other than "it cant be fixed" so i would like a username change. i am no longer asking i am demanding. please change my username from 1thekingboy to zylachan. if you need any additional account info to prove this is me, feel free to ask. im anticipating your response.