BLACKPINK is one of the most popular girl groups in the K-pop realm. These female artists are stunning performers, singers, and dancers. The release of the Netflix documentary: BLACKPINK: Light Up the Sky made fans learn about Jennie, Lisa, Rosé, and Jisoo’s days in the training program. It also converted a lot of new fans all over the world. If you're thinking about becoming a Blink... or you're a Blink who just wants to test your BLACKPINK knowledge, keep reading for a few facts you should know.