Gloria Tang Sze-wing (born August 16, 1991), known professionally as G.E.M. (an acronym for "Get Everybody Moving"), is a Hong Kong singer, songwriter, and producer. Born in Shanghai and raised in Hong Kong, she is recognized for her powerful vocals, autobiographical songwriting, and musical versatility within the pop, Mandopop, and Cantopop genres. G.E.M. gained significant recognition after her debut in 2008 and has since become one of the most successful female artists in the Greater China region.