Cheering and woohoo shouts have long been staple stock effects for editors who need an instant audience reaction without recording a real crowd. This version became popular on soundboards and in short-form video because a single woohoo communicates celebration faster than dialogue or music alone. Creators reuse it for sports clips, classroom wins, unboxings and milestone posts, and also as an ironic applause track for minor successes. Its familiarity is the appeal, since viewers recognise the mood immediately even with the volume low.