Friday Night Funkin is a rhythm game first released in 2020, built around musical battles against different opponents each week. The Ugh sound is linked to Week 7 and Tankman, the mascot character from Newgrounds, who fronts a track also called Ugh. Clips from the game spread quickly through YouTube, TikTok and soundboards because the vocal hits are short and expressive. This grunt survived outside the song as a standalone reaction, reused whenever creators need an instant note of disgust or exasperation without using dialogue.