Rihanna had the best reaction to her viral TikTok look-alike. On Saturday (August 15), the pop star commented on an image of the TikTok look-alike shared by The Shade Room on Instagram. (The post included a video by TikTok user @Poliakov71, in which she impersonates Rihanna.) “Where the album sis? #R9,” Ri-Ri commented, referencing fans’ near-constant stream …