The world of K-pop has been welcoming the spring season with pastel-colored outfits and romantic concepts in both pictorials and music releases. However, no one captured the essence of spring quite like rookie girl group, A Pink. For their debut music video, "I Don't Know", A Pink brought out their sweet charms to snag the hearts of both K-pop fans and of their leading man, B2ST's Kikwang. It's definitely a video that'll brighten your day, so be sure to check it out below!