NicoIsSoQuirkyUwuSlay

As many have guessed, this is indeed the musical interlude played when the famous record-creator Marcus Plier realized his lanterns have been extinguished while being at the first entry of the iconic fear-inducing stageplay series, Five Sequential Evenings at Sir Frederick Fazbearington Fitzgerald's Abode. Marcus Plier then realized it was the sixth hour, and yelled "Oh my, I have completed the night!"