Tekashi 6ix9ine has been singing like a canary in a New York City federal courtroom this week.

One of the things we learned from his testimony is that the troll rapper flipped on the day after he was arrested. He was quickly whisked into a facility which houses only snitches.

If you look it his latest mugshot, his notorious hair has somewhat survived his ordeal.

It's certainly not a rainbowy as it once was, but there are still rainbow accents and he's got some braiding going on.

The word is 6ix9ine is getting a greatly reduced sentence for his testimony and could be home in early 2020.  Here he is testifying:

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Audio of #tekashi69 in court..

A post shared by DJVONTV (@djvontv) on Sep 18, 2019 at 10:00am PDT