Singer Bolbbalgan4 received unforgettable gifts from fans to mark the fifth anniversary of his debut.

"Fan & Star" released a photo of the Bolbbalgan Youth cheering event being advertised on the CM board at Hapjeong Station in Mapo-gu, Seoul on the 22nd. Fans of Bolbbalgan4 achieved Fan & Star's "Electronic Advertising," which opened on January 29.

Advertising will be exposed on the CM board at Hapjeong Station in Mapo-gu, Seoul from 19th to 25th.

Bolbbalgan4 debuted on April 22, 2016, with "RED ICKLE 22, 2016.