Jo Kwon
In addition to recording collaborations, Sunye has also performed with other artists on stage, including "Stand Up for Love" with Davichi and Taeyeon on SBS Gayo Daejeon in 2008. In December 2008, she performed "Buttons" with Taeyeon, Gyuri, and Ga-in on KBS Music Bank. Sunye and her bandmate Park Ye-eun collaborated with Jo Kwon and Park Jin-young to perform "That's What Friends Are For" on the KBS program "Yu Hee-Yeols' Sketchbook". On SBS Inkigayo's 500th Episode, Sunye and Jo Kwon sang the 2AM single "This Song" as a duet.