Krystal (크리스탈) is a Korean American singer and member of the girl group f(x) and the project group S.M. The Ballad. She is also the younger sister of the former Girls' Generation member Jessica.


Digital Singles 

  • Melody Project Part II – Moderato (2010)


  • I Don't Wanna Love You (with June One Kim) (2017)


  • "Invincible Lee Pyung Kang OST Part 3" ("Hard but Easy" with Luna) (2009)
  • "God of Study OST Part 2" ("Spread Its Wings" with Luna and Amber) (2010)
  • "Cinderella's Sister OST" ("Calling Out" with Luna) (2010)
  • "Sign OST" (2011)
  • "Sunday Night – Enjoy Today OST" ("Calling Out" with Leeteuk) (2011)
  • "To the Beautiful You OST" ("Butterfly" with Jessica) (2012)
  • "Make Your Move OST" ("Say Yes" with Jessica and Kris) (2014)
  • "My Lovely Girl OST" (2014)

Official links

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