One of JYJ's member Kim Jae-Joong congratulates Super Junior on its 9th anniversary.
Kim Jae-Joong tweeted "#superjunior Congratulates on your 9th anniversary~" with a snapshot
which was taken probably in 2005 showing all 13 former and current members of the group.

Netizens reacted positively on his tweet, "Jae-Joong remains close with some of SJ members", "Unexpected, yet warm-hearted", "there's Hankyung on his photo" etc