PiaNO! (formely known as GLaDOS996) is a user on YouTube that used to make GoAnimate grounded videos, and other GoAnimate videos. He now focuses on YTPMVs and Sparta Remixes.
He started on June 3rd, 2010, when he made his first grounded video, "Jon gets Expelled". He kept making grounded videos, and when he finally asked to get a month trial of the GoPlus subscription, he started to make more videos with that subscription, including making a new character "Caroline".
He quit making grounded videos after finding that it has made himself cause a lot of hate between idiots and other people. His grounded videos also got hated by mrlegofan404, and after saying words, he decided to stop making grounding videos after his words.
His most popular Gonimate videos where "GoAnimate meets the THX logo!", "Jon and Caroline get held back", and "Memy9909 misbehaves at the Apple Store", which were all stupid videos that he deleted on YouTube, but are still on GoAnimate.
On his GoAnimate channel, he has 136 followers as of November 18, 2014.
On his Primary YouTube channel, where he currently makes YTPMV's, he has 3,544 subscribers as of November 18, 2014.
On his Secondary YouTube channel (Alex the Savior), where he currently makes Sparta Remixes, he has 187 subscribers as of November 18, 2014.
People he had hung out with, but doesn't anymore: