FNF Vs W.D Gaster

A terrible monster from Undertale sneaked into the FNF world. Monsters also like all sorts of entertainment. Now he is impatiently waiting for the fight with Boyfriend. You know very well how dangerous this antagonist can be. So it is better not to give him a chance to demonstrate his evil powers and win the coming confrontation. All you need to do is to make no mistakes when you will be trying to repeat the rhythm while dancing to new songs. You will need to react really fast to succeed.