Whistle (Blackpink song)

"Whistle" is a song recorded by South Korean girl group Blackpink for their debut single album, Square One (2016). The song was released through YG Entertainment on August 8, 2016, simultaneously with Square One's other single "Boombayah". An acoustic version of the song was also included on the group's second single album, Square Two (2016). The song was written and produced by YG Entertainment collaborators Teddy, Bekuh Boom, and Future Bounce, with additional lyrics penned by labelmate B.I of iKon. Musically, it consists of a minimal drum and bass beat and integrates a variety of instrumentations, including a heartbeat and whistles—alluding to the title.