"Forever Young" is a song recorded by South Korean girl group Blackpink and is the second track in the group's first mini-album Square Up. It was written and produced by Teddy and Future Bounce. According to Gaon, the song has sold over 2,500,000 digital downloads in Korea, making it the group's fifth song overall to achieve the milestone and their second to achieve a Platinum certification from the Korea Music Content Association (KMCA). A Japanese version of the song was included in the group's first Japanese studio album, Blackpink in Your Area.