Sechskies said YG Entertainment�founder and head producer Yang Hyun Suk is like another member of the group.

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At their '2017 Sechskies 20th Anniversary Concert' on September 23, the members showed their gratitude for their comeback, saying, "We released our 5th album 2 days ago. Eighteen years ago, we didn't keep our promise to release our 5th album and disbanded."

Eun Ji Won�continued and thanked Yang Hyun Suk for his support, saying, "I'm touched that we've gotten together as Sechskies and released a 5th album, and I'm very thankful to everyone. I thank Yang Hyun Suk for giving us mental support. I'm not sure if he came here today." Lee Jae Jin�then mentioned, "Yang Hyun Suk's son and daughter are here."

Kang Sung Hoon�added, "Yang Hyun Suk came to rehearsals yesterday and looked at everything for us," and Eun Ji Won agreed, "Yang Hyun Suk is another member. I feel like we debuted together."�