It's just Medic, from Team Fortress 2, singing his heart out on the first days of the month. The videos are made by Philip OnBread not by me. His youtube channel: https://www.youtube.com/user/StarHedgehog7 I will upload more on the first days of the upcomi

Here's a collection full of the music levels in Rayman Legends! If you haven't played Rayman Legends, I recommend playing it.