Krystal Jung says she "didn't expect" '4 Walls' to be f(x)'s last album(00)

Krystal Jung says she "didn't expect" '4 Walls' to be f(x)'s last album(00)

Image gallery: Krystal Sparks Porn

Krystal Jung says she "didn't expect" '4 Walls' to be f(x)'s last album Krystal is Back (and a new release) news - ModDB Krystal Jung To Make Her Cannes Debut allkpop