Bang Chan was recording a LIVE,The other stray kids members were talking to each other when you,Bang Chan's best friend,appeared and hugged him from behind while he was recording the LIVE,you smiled at the camera and all the people in the LIVE started getting crazy and sending all the time:

"Who is that?!"

Bang Chan was a bit nervous and embarrassed but he laughed and smiled,he tried to act normally since he was in LIVE.