SQUARE TWO is the second single album by South Korean girl group BLACKPINK. It was released as a digital single on November 1, 2016 by YG Entertainment and distributed by KT Music. The single has a double A-side, “Playing with Fire” and “Stay” as well as an acoustic version of “Whistle”. The lyrics were written by Teddy Park and the music was composed by Teddy Park, R.Tee and Seo Won-jin.