Maddox121 is an American YouTuber who uploads GoAnimate Videos, mostly Caillou Gets Grounded videos. He uploaded the deleted Caillou 2 videos with his brother. He quitted GoAnimate Valentine's Day 2019, however, he is still active in the community
- He is kid friendly
- He started GoAnimate in March 2016, and uploaded his first GoAnimate video on August 2016.
- His only non-kid friendly videos are his Caillou 2 videos, due to being inappropriate, they were taken out of YouTube, he still has it in his storage files
- He can secretly fly, but he does not do this because he loses more energy than by feet.