“Let's go” is a long-established celebration phrase, but this distinctive pronunciation became closely associated with DaBaby through his energetic ad-libs and online persona. Users often spell it “less goo” to imitate how the words sound in the clip. The vocal spread widely through reaction videos, remixes, short-form edits, and image memes, particularly during the early 2020s. It remains useful because the meaning is immediate: excitement, confidence, approval, or comically excessive celebration packed into a few seconds.