BLACKPINK's Rosé collaborated with Bruno Mars...a duet song.

Group BLACKPINK's Rosé will release a duet song "Apartment (APT)" in collaboration with pop star Bruno Mars at 1 p.m. today (18th).

The Black Label, the agency, shared a photo of Rosé and Bruno Mars together on its official social media to announce the announcement.

'apartment' is a pre-released song from Rosie's first full-length album, "rosie," which will be released in December.