"Thunderclouds" is a song by pop music supergroup LSD. It was released on August 9, 2018, by Columbia Records as the third single from LSD's debut studio album of the same name, following "Genius" and "Audio". The song was written by Labrinth, Sia, Diplo, King Henry, and Jr Blender; while being produced by Labrinth, Diplo, and Jr Blender. 　　"Thunderclouds" was used as the main theme song for the Samsung Galaxy Note 9 promotional campaign, being featured extensively in parts in the company's ads, as well as at the reveal event in New York on August 9, 2018. 　　The single is the group's most successful song to date.