K-pop icon Seo Tai-ji's concert was sold out in 20 minutes after the first round of tickets was made available online at 8 p.m. on Wednesday.
The concert Christmalowin is scheduled to take place at Jamsil Stadium in southeastern Seoul on Oct. 18. Seo's ninth regular album is slated for release in mid-October, just after his concert.
Christmalowin will introduce songs from Seo's new album released for the first time in five years. It is one of this fall's most anticipated concerts.
The second round of tickets was released at 8 p.m. on Thursday on the online booking site Interpark.com.