Nam Sang-mi agency Jayal Ianti released an undisclosed photo of Nam Sang-mi with the "Happy SANGMI Day" tag on May 3 for Nam Sang-mi's birthday. One of the two photos released is a bright smile unique to Nam Sang-mi. Nam Sang-mi's clear smile, which makes the viewer happy, focuses his attention. Another photo is an unpublished photo that was first released on the birthday, and the clean beauty of Nam Sang-mi shines in the neat side of the chair. The celebration and Message of fans such as "Happy Birthday", "This beautiful true story" and "Beauty of the overpass" followed the beautiful appearance of Nam Sang-mi, which was unveiled on the birthday.