jang geun suk - happy birthday at 21

Featuring Jang geun suk from boy to man! This is my birthday video greetings for our beloved jang geun suk on his 21st year! LET US SING! happy birthday to you... happy birthday to you... happy birthday, happy birthday... happy birthday to many more... HAPPY BIRTHDAY! JANG GEUN SUK, May you always have a good health and more success in your career! NOTE: Jang geun suk is officially 21. However, he is 22 in Korea (one year ahead from the standard age) Credits: jaane for the video  ENJOY!