Willie Wartaal (1982), real name Olivier Mitshel Locadia, was born in the village of Poortvliet in Zeeland and grew up in Amsterdam. He also lived in Portugal for three years, but after returning to the Netherlands he joined the hip hop outfit De Jeugd van Tegenwoordig in 2005, for which he became well known. In 2006 he launched his solo career (alongside De Jeugd van Tegenwoordig), releasing hits including Wat wil je doen dan?!?, Dom, Lomp & Famous and Konijntje, often in collaboration with other artists.
On 23 July 2020, Willie Wartaal added the song Mootje to his repertoire, which he wrote especially for View the Mauritshuis with Your Ears.