STAND BY ME (Jessica Jung & Krystal Jung) (Cosmopolitan Korea)
YESASIA: 1st LOOK Vol. 70 (2014) (Jessica (Girls' Generation) & Krystal (f(x)) Cover) GROUPS,GIFTS,Celebrity Gifts,FEMALE STARS,PHOTO/POSTER,PHOTO ALBUM - Krystal Jung, Jessica Jung, Stone Music Entertainment - Korean Collectibles - Free Shipping -
The Jung Sisters ( Jessica Jung and Krystal Jung )
Jessica & Krystal (2014)
Jessica & Krystal (TV Series 2014– ) - IMDb
SNSD's Jessica and F(x)'s Krystal Jung aren't the only famous Korean siblings – think NCT's Doyoung and Gong Myung, Twice's Jeongyeon and Gong Seung-yeon and K-pop duo AKMU | South China Morning