A quick text conversation between actors Song Joong Ki and Jang Hyuk left�fans smiling. On December 22nd, Song Joong Ki shared a screencap of his convo with his 'Deep-Rooted Tree' co-star and tweeted,�"Jang Hyuk sunbaenim and I have a deep-rooted connection!" Song Joong Ki, who pioneered the start of the drama�as young 'King Sejong', watched the series finale on the 22nd and sent his impressions to Jang Hyuk, who plays the role of 'Kang Chae Yoon'. Song Joong Ki wrote, "Jang Hyuk hyung-nim, I enjoyed the last episode. It was the best!" In response, Jang Hyuk sent an smiley and said, "It's because you did so well in the beginning. Let's see each other soon". Warmed by their friendship, netizens commented, "Jang Hyuk sounds like such a positive role model", "They're like siblings, it's so cute", and�"Great job, both of you!" Source + Photo: TV Daily via Nate