K-POP stars who attended TaeYeon's 'The Tense' concert in Seoul

Two of the most successful SONES attended the 3rd day of Taeyeon's 'The Tense' concert in Seoul.

Yep, the attendees were none other than Moonbyul and Solar of Mamamoo, and here are the updates they happily shared from the event.

Aside from Moonbyul and Solar, BamBam was also there to watch and support Taeyeon.

"happy birthday my queen😭💜"