She wrote, "Today's surprise guest is Yunho. It's my first time seeing him since his musical."
In the revealed photo, Lisa is with actor Jang Seung Jo and the idol star. It appears Yunho showed his support and went to see the duo's musical 'The Devil.'
Meanwhile, Yunho will be discharged from the military next week on April 20 after entering the army back on July 21, 2015.