There is no widely documented single origin for this short clip, so it is best understood as a small online sound effect rather than a line from a known show or film. On soundboards and in short-form video, sprinkler sounds are reused because they are easy to recognise and simple to place over garden and summer footage, and funny without needing any explanation. That simple, everyday association keeps it useful for creators who want a quick outdoor cue, a light joke about watering, or a playful contrast with an indoor scene.