IU was seen on the streets for her guerrilla concert.

IU had recently appeared on the streets of Myeong-Dong in Seoul, catching all the attention of the people that were walking by. IU had been filming for KBS2 "Entertainment Relay" guerrilla date as she had recently made her comeback.

It was revealed through internet users that IU did not lose her smile as she waved her hands at everyone even though she was surrounded by many people.

Internet users who saw this commented, "The streets were probably all blocked off," "I hope her album goes well," etc.

IU released her 3rd album Modern Times on October 8.

Photo Credit: Online Community