Friday, December 28, 2018 
Wanna One failed to hold back their tears at the '2018 KBS Gayo Daechukje.'
On December 28, the music festival took place at KBS Hall in Yeoido, Seoul. Wanna One kicked off their stage with "I Promise You." Following the performance, a video message from Wanna One's family members' played on the screen.
They encouraged the idol stars, stating, "You guys worked hard," "We are so proud of you."
Wanna One, who was watching the footage backstage, had trouble holding back the tears.
Watch the touching scene from the '2018 KBS Gayo Daechukje' in the clip.
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This is something they should do at their own concert not at Gayo. Instead of being festive they were just reminded they only have a 3 days to go.