Singer Sori recently revealed a polaroid picture she took with f(x)'s leader Victoria and T-ara's Hyomin. On December 1st, Sori uploaded the picture and tweeted, "With Hyomin and Tori!!! V n Smile~ during the 'Invincible Youth' recording!!!" The photo displays the trio posing side-by-side smiling innocently, giving off a heartwarming vibe. Fans commented, "Unnie, you're so cute", "The three all look alike", and "So cute". Sori is currently a regular cast member on�KBS 2TV's 'Invincible Youth' alongside Victoria, Hyomin, Han Sun Hwa, Goo Hara, Lee Jooyeon, and Narsha. Source: Star News