Caroline Esmeralda van der Leeuw (born 26 April 1981 in Amsterdam), better known by her stagename Caro Emerald, is a Dutch jazz singer. She debuted on 6 July 2009 with her single "Back It Up". In week 32, 3FM Radio declared "Back It Up" a 3FM Megahit.
Caroline van der Leeuw was born 26 April 1981 in Amsterdam, The Netherlands. She studied as a jazz vocalist at the Amsterdam conservatory of music and earned her degree in 2005.
Van der Leeuw is one of the six singers in Les Elles, a close-harmony vocal group from Amsterdam, and sings in the Philharmonic Funk Foundation, a Funk orchestra of 44 people. She also regularly performs background vocals on the Kinderen voor Kinderen (Children for Children) song festival. Caro teaches singing at the singing school of Babette Labeij, one of the vocal coaches on X-Factor and vocal conductor for Kinderen voor Kinderen.
Caro Emerald first gained public recognition for her debut single "Back It Up". The single was initially written for a Japanese pop group, by David Schreurs and Jan van Wieringen, who are Dutch producers, and Canadian songwriter Vince Degiorgio, who had previously worked with various artists including NSYNC, Atomic Kitten and Aloha from Hell). Van der Leeuw was approached to record the demo of the song and consecutively added it to her own set. Before 2008, when Caro sang it live on local Amsterdam TV channel AT5, the song was unknown to the general public.
"Back It Up" was officially released by...