Jin :
"Y-you what??"
Yoongi :
"What the hell? You're supposed to wait for me to confess."
Hoseok :
"Are you serious?? You do??"
Namjoon :
"I already knew that. But feel free to say it again."
Jimin :
"OMO!! You're so cute!"
Taehyung :
"Say that again?"
Jungkook :
"..." won't be able to say anything because he's shy. He definitely feels the same, though.