[The Fact] The idol weekly ranking site FAN N STAR operate by The Fact, successfully supported the group's KNK Jeong In seong's birthday and unveiled an electronic display boards showing in South Korea.

FAN N STAR released a video of the big Jeong In seong's birthday on July 1, which is being shown on the CM board at Hapjeong Station in Mapo-gu, Seoul. On May 17. FAN N STAR opened Jeong In seong's birthday event and achieved 200 percent. This confirmed CM board ads at Hapjeong Station in Mapo-gu, Seoul, and SMboard ads at Gangnam Station in southern Seoul from 25 to 1.

The released video lists the messages and photos of fans who participated in the Jeong In seong support.

The nick name 'KAOchan' said “Be Happy From KAO” nick name 'masamasa' said “My Shining star In seong Happy Birthday”

The nick name ‘Olenka’ said “You are my sunshine Happy birthday!”

KNK released "LONELY NIGHT" on January 7.