While in South Korea promoting the release of 'Deadpool 2', Ryan Reynolds made an surprise disguised appearance on a popular singing show.

'King of Masked Singer' is basically the Korean version of 'The Voice'. Instead of contestants singing while judges have their backs turned, here the contestants wear elaborate outfits to hide their appearance.

On Sunday's show, a unicorn took the stage singing 'Tomorrow' from 'Annie':

The masked man did remarkably well with his singing, earning applause from the crowd. But that applause was nothing compared to the response of the audience and the judges when he removed his mask.