SEE ALSO: M.I.B releases teaser for 'Worry About Yourself First'!

This featuring marks M.I.B's first ever collaboration with a girl group, and the addition of the female voice will definitely express the difference in perspective of men and women when it comes to relationships.

M.I.B will also be hold their first comeback stage on 'Music Bank' this weekend ahead of the release of their digital single album and music video on December 2.

Mystery solved!