On December 21, the production crew went ahead and dropped some still cuts of their cameo appearances to amp up the excitement.
Seohyun said, "I was happy to be able to participate in a good drama, and it was memorable. I thank the actors and staff members who welcomed me warmly, and fighting to 'Weightlifting Fairy Kim Bok Joo.'"
Ji Soo said, "Getting to film with my good friend Nam Joo Hyuk was left as a good memory. I hope that 'Weightlifting Fairy Kim Bok Joo' will continue to receive a lot of love from the viewers like it is now."