BTS fans, aka ARMY, are no joke! One June 10th it was recently reported and shown that fans purchased a huge advertisment for the boy group in New York City's Time Square in order to commemorate and celebrate their 4th anniversary.

Check out a video of the giant anniversary advertisement here.

Since winning an award at the BillBoard Music Awards, the boy group has gained inernational recognition and continue to maintain their fame. Happy Anniversary BTS!