M.I.B and 'SISTAR29' are all smiles after their collaboration stage

M.I.B made their "Men In Black" stage more exciting than usual by recruiting 'Gag Concert' duo SISTAR29 (comedians Park Ji Sun and Oh Na Mi) for the August 9 installment of 'Music Bank' and shared a friendly snapshot backstage.

Kangnam shared on his Twitter, "MIB WITH SISTER 29^^", and shared a group shot of SISTAR29 fitting in with the 'Men In Black' with their black-and-white uniforms.

M.I.B shared, "We are thankful to to Park Ji Sun and Oh Na Mi noonas. We will also continue to support SISTAR29."

M.I.B will also celebrate their comeback with their solo concert, 'Men In Black', at Rolling Hall in Hongdae, Seoul on August 11.