TWICE held a special fan meeting to mark its fourth anniversary. 

TWICE hosted "ONCE HALLOWEEN 2" on two occasions on Oct. 20 at 1 p.m. and 6 p.m. at Korea University. The meet and greet left unforgettable memories for ONCE. The members participated in the formation of the set list and even displayed strong cosplay suitable for the Halloween concept. 

TWICE, which surprised fans with its unconventional dress code during last year's fan meeting, has also transformed itself into a variety of characters this year, including the main characters of the film "Oldboy," "Gawi Son" and "Maleficent." In particular, Dahyun dressed up as a genie, the fairy of the lamp, giving her a big smile. It also organized an event to invite fans who have been carefully preparing for the coursework to the stage to take pictures together. 

TWICE has put a lot of effort into the performance as well as Cosplay. Like the "12th consecutive hit" group, he sang all-time title songs such as "Dance The Night Away," "FANCY," "Feel Special," "HEART SHAKER" and "YES or YES." It also staged performances of songs that received a lot of love such as "STUCK IN MY HEAD," "LOVE FOOLISH," "SAY YOU LOVE ME," "MISSING U," "STRAWBERRY," "BREAKTHROUGH" and "21:29." 

Mina's surprised appearance has become another gift for her fans. Mina, who is temporarily absent from her activities due to health reasons, expressed her willingness to join the fan meeting, and took the stage after consulting with the members. 

Fans reciprocated Mina's heart with an event that turned her cheering stick into mint color, her natural color, during the "Feel Special" stage. She shed tears at the end of the second round of the stage, thanking the ONCE, and the members hugged her and touched her. 

TWICE, who has given fun and inspiration with a variety of things to see, said, "I don‟t hesitate to do anything for ONCE. I wanted to build good memories for ONCE, who's always been with me," he said, adding that he had a special relationship with the group. 

"The fourth anniversary of TWICE was also possible because of you. Let's stay together for a long time to come," he added. TWICE will release its second album "&TWICE" and title track "Fake & True" in Japan on Nov. 20. 

The title track at midnight on Oct. 18 was pre-released and has been gaining huge popularity, topping the real-time charts of local line music charts.