Got an old Rock Band controller laying around? You'll hopefully be able to use it in Fortnite Festival

You can't use instrument controllers in Fortnite Festival just yet, but Epic Games says adding functionality is a "priority." This has been a bit of a big week for Fortnite. First, it saw the arrival of Lego Fortnite, a Minecraft-esque survival game where you play as Lego characters in a Fortnite-like world. Then, Rocket League and Fortnite joined forces, resulting in Rocket Racing, which is, uh, well, a racing game in Fortnite. Lastly, Fortnite Festival arrived yesterday, a rhythm game develope...