Little is documented about the original recording behind Som do Lemon, so its history is mostly online as a shared soundboard clip with a Portuguese title. The phrase som do simply means sound of, which is how many Brazilian and Portuguese language clips are labelled when they are uploaded for quick reuse. From there the clip circulates as a short meme audio for edits, chats and reaction posts, valued less for fidelity to an actual lemon and more for how strangely specific and throwaway the joke feels to listeners hearing it out of context.