[The Fact] "FAN N STAR," an idol weekly website operate by The Fact has been open the support for the group BTOB Lee Chang sub's birthday celebration.

FAN N STAR started their birthday support for BTOB Lee Chang-sub on the 1st. Fans are already participating in the electronic board display support to congratulate him on his 26th birthday.

Lee Chang sub's support, which is hosted by "Fan and Star," will show a congratulatory video on the Korean Wave Street in Shinjuku, Tokyo, once it achieves 100,000 stars.

If it reaches 200,000 stars, it will release its cheering video at 43 stations of subway stations in Seoul. And if it reaches 500,000 stars, it will advertise for foreigners' exclusive travel buses, and if it reaches 700,000, it will show a congratulatory video on the CGV screen in Apgujeong.

And Lee Chang sub joined the Army on March 14.