On October 31, SM Entertainment's artists came together for an annual 'SMTOWN Wonderland' Halloween party.
Every year, K-pop idols dress up as the characters they want and have a friendly competition as they are given a prize for the best costume. This is a memorable event for fans as well as for the artists, as they go all out to dress up as characters such as Black Swan, Alice in Wonderland's Queen of Hearts, Batman's Joker, and many more.
Here are all the costumes from 'SMTOWN Wonderland 2021.'
Lee Jin-ki, commonly known as Onew, stunned everyone at the SM Halloween House when he arrived dressed in a terrifying costume of Penguin from the movie 'Batman.'
Siwon was among the three artists who arrived dressed up as Batman.
Katarina dressed as Queen of Hearts from the movie adaptation of the popular children's book 'Alice in Wonderland.'
Giselle entered the event in a Harley Quinn costume with red and blue hair.
Winter dressed as 'Squid Game''s Younghee.
Ningning arrived at the party dressed as Black Swan.
Like Winter, Shindong arrived dressed as 'Squid Game''s Younghee, but with two guards.
Yeri was Red Velvet's representative member this year at SM Halloween House party. She came dressed as Chaekyung Shin from the hit Korean series 'Princess Hours.'
DJ Raiden arrived dressed in a creepy cosplay of Pennywise from the movie 'It.'
Yuta stunned everyone when he arrived dressed as Kenshin Himura from the manga 'Rurouni Kenshin.'
Johnny decided to go for a cute polar bear outfit.
Taeyong from the K-pop boy group NCT went dressed as Bella Swan's love interest in 'Twilight' named Edward Cullen.
Jisung showed up as Son Heung Min, the famous Korean soccer player.
Chenle went all out on his makeup details as The Nun from the horror movie 'The Nun.'
Taeil came dressed as a boxer.
Sungchan arrived at the SM Halloween House party with an amazing cosplay of Batman's Joker.
Yangyang went dressed as Keneki Ken from the anime 'Tokyo Ghoul.'
Shotaro stunned everyone with his realistic Jigsaw costume.
Jaemin came dressed as Square Masked Man from the Netflix series 'Squid Game.'
While Jaemin came dressed as Square Masked Man, Jeno arrived as Squid Game's Triangle Masked Man.
Haechan went dressed in a vampire costume with a cape.
Just like Haechan, Jaehyun decided to go for a vampire costume with a glass of wine.
Jungwoo came dressed as Bella Swan from 'Twilight.'
Ten blew everyone away with his Ciel Phantomhive costume.
Kun stunned everyone with his Kaonashi costume.
Doyoung entered the SM Halloween House party with a missing arm, dressed as Shanks from the anime 'One Piece.'
Renjun decided to go for a cute Pinocchio costume rather than a scary one.
Xiaojun arrived at the party dressed as Venom.
Mark entered SM Entertainment's house party in a Spider-Man costume.
Hendery came dressed as Detective Conan's killer.