Sydney Grace Yien is an American Pop singer and songwriter. She has performed professionally since her teenage years, both as a solo artist and as a member of several musical groups based in Los Angeles and San Diego.
Besides her solo work, Sydney was a featured member of Girl Radical, an 11 member all-girl pop band produced by JC Chasez (N*SYNC) and Golden Globe winner Jimmy Harry (Madonna, Pink, Kelly Clarkson).
Sydney has toured Europe in major venues including Heineken Hall in Amsterdam and Wembley Arena, The Apollo, and O2 Academy in the UK.
Currently Sydney is recording and producing her first solo EP in Los Angeles, California. She also holds a residency in San Diego, California performing every weekend as a headlining singer.