BLACKPINK‘s Jennie was spotted attending SEVENTEEN‘s “FOLLOW” tour in Seoul today, surprising fans of both groups with her unexpected appearance. BLACKPINK’s Jennie | @jennierubyjane/Instagram She was seated in a private box in the Seoul World Cup Stadium, where the concert was held. BLACKPINK’s Jennie spotted at SEVENTEEN’s ‘FOLLOW’ Tour in Seoul. pic.twitter.com/FRCMQZJdbz — Pop Base […]