Chris Koerts
Koerts was born in Leiden in 1947 and spent part of his childhood in Indonesia. At the age of 14, Koerts started as duo with his twin brother Gerard Koerts named The Singing Twins. In 1967 they founded the rock and pop band Earth and Fire. The first hit Seasons was written by George Kooymans but later the Koerts brothers started writing the songs. The most succesfull one was Weekend. In 1979 Koerts left the band and started studying musicology. There was a comeback tour in 1987. In 1988, the Koerts brothers returned as Earth and Fire Orchestra and released two albums ( and ). Together they also wrote and produced music for singer Anneke Grönloh and Kinderen voor Kinderen.