【TVPP】Jessica(SNSD) - Jessica & Krystal, 제시카(소녀시대) - 우월한 자매! 제시카 & 크리스탈 @ Section TV

{Duet Cover} Tik Tok by Jessica & Krystal (Jung Sisters)

【TVPP】Jessica(SNSD) - Someday (with Krystal), 제시카(소녀시대) - 썸데이 (with 크리스탈) @ Romantic Fantasy

140526 OnStyle Jessica&Krystal D 7 HDMI 1080i MPG2 PCM 2CH By BJ완소탱구♡

Jessica & Krystal E05

Jessica & Krystal | show | 2014 | Official Trailer

Jessica y Krystal de f(x) las mejores en Tik Tok / #exaKPOP

Jessica & Krystal E09

Jessica & Krystal E08

[SUB.ESPAÑOL] Jessica & Krystal EP01 [3/5]

Jessica (Snsd) & Krystal F(X) - Tik Tok

【TVPP】Krystal(f(x)) - Quarrel with Jessica, 크리스탈(에프엑스) - 제시카와 싸우는 이유는? @ The Radio Star

[2014-07-09] Channel M JESSICA AND KRYSTAL EP 02(EN & CN Subs)

Jessica & Krystal E10

Jessica & Krystal E06