Shinhwa were playing a game, where after hearing a whistle, they were to run to the pillow in the middle and attempt to sit on the pillow for three seconds. Whoever won was able to choose a superhero costume out of the 6 choices of: Superman, James Bond, Six Million Dollar Man, Wonder Woman, Tarzan & Invisible Man.
Andy won the 1st round and chose James Bond, DongWan won the 2nd round and chose Superman and Eric won the 3rd round and chose Six Million Dollar Man.
What remained was the humiliating costumes of Wonder Woman, Tarzan & the Invisible Man, which MinWoo, JunJin & HyeSung fought for in the above gif set.