Shawty Bae built a large following on TikTok through lip sync, dance and comedy clips, and short lines from her videos began circulating separately as reaction sounds. This let's go cue spread in that format because it works without visual context, signalling that music or action is about to begin. Editors reuse it across TikTok, Reels and Shorts as a recognisable starting signal, especially for dance starts, transformations and joke setups where the brief pause before the payoff is part of the comedy timing.