由本地无伴奏合唱队伍的青年与嘉宾(Robynn & Kendy、美国及日本着名无伴奏合唱队伍The Exhchange及SOLZICK等)，唱出多年来广受欢迎的香港本土创作歌曲，把欢笑和祝福带给全城。 Singing up Hong Kong – a Cappella Concert Launched by The Hong Kong Federation of Youth Groups Jockey Club M21, Co-create Hong Kong is a unique city-wide project that engages hundreds of young people in a collective partnership that highlights their creative and positive energy for Hong Kong.