We imagine many of you are already familiar with Smooth McGroove, a hugely popular presence on YouTube that's highly regarded for his weekly Acapella music videos. His rise to prominence has been particularly impressive, with his focus on retro titles also helping to establish a dedicated audience.
While all of his videos are essential viewing, this latest one shouldn't be ignored — it tackles one of the most famous themes in gaming history. It's a legendary overworld theme from Super Mario Bros. 3, which we bet you're singing in your head already.
It's below for your viewing and listening pleasure, and if you want to know more about the man behind the mic don't forget to check out our interview — or Ninterview, if you prefer.