"Pink Romance" is the first collaboration single of labelmates K.Will, Sistar, and Boyfriend from Starship Entertainment released under the name Starship Planet. Starship Entertainment stated that this project of digital singles is a way of thanking Starship's fans and was created to help those in need. The special digital single was released on November 25, 2011.
Background and promotion K.Will, Sistar, and Boyfriend collaborated as Starship Planet on a festive music video for the digital single "Pink Romance" in which they expressed their love for each other and their fans. A part of the digital single's sales will be donated to charity.
Starship Entertainment also remarked that their artists have volunteered to contribute to the community.
Music videos Year Song Length2011"Pink Romance"3:30
Collaboration singles
Year InformationTrack listing Peak Chart Positions Sales (Gaon Chart)2011 Released: November 25, 2011 Format: Digital download Label: Starship Entertainment "Pink Romance"25 "—" denotes releases that did not chart or were not released in that region.
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