Gukkasten performs Jo Yong Pil's "Mona Lisa" on 'I Am a Singer 2'

Heavy metal band Gukkasten performed a cover of Jo Yong Pil's 1988 hit, "Mona Lisa", on the latest episode of MBC's 'I Am a Singer 2'.

Although the original song is a soft, mild rock piece, Gukkasten was able to bring it into the 21st century with their trademark rousing vocals and stage presence.

Listen to their wonderful rendition below!