Im Yoon-ah posted a picture on his instagram on the afternoon of the 24th, saying "Tancon". After visiting Taeyeon's concert, he released a photo with Taeyeon taken in the waiting room.
Im Yoon-ah and Taeyeon embrace each other with a bright smile, giving a glimpse of the sweet Girls" Generation friendship. Im Yoon-ah mentioned fans, saying, "I wanted to see my wish."
Taeyeon held 's...one Taeyeon CONCERT' at Jamsil Indoor Gymnasium in Songpa-gu, Seoul on the 23rd and 24th. On the 24th, he released his new single Four Seasons and reached the top of the charts.