The sound comes from Deltarune Chapter 3, the television-themed chapter of Toby Fox's episodic role-playing game, where Tenna hosts a surreal TV world filled with game shows and broadcast imagery. Text advance effects are a long-running part of the series' presentation, giving dialogue a tactile, arcade-like rhythm as players move through conversations. Clips like this one spread through soundboards and editing libraries because short, clean UI sounds are easy to reuse, and Deltarune fans recognise the Chapter 3 tone immediately.