In January 2016, Chen performed John Lennon's song "Imagine" with world-renowned pianist Steve Barakatt at the Sejong Center for the Performing Arts, as part of UNICEF's "Imagine Project."
Pada Januari 2016, Chen membawakan lagu John Lennon yang berjudul "Imagine" dengan pianis terkenal di dunia Steve Barakatt di Sejong Center, sebagai bagian dari "Proyek Imagine" UNICEF.