sentences:  In the years after, de Kok wrote the arrangements for Carrell's shows and many more TV programmes.Moreover, he worked with a couple of famous Dutch artists in the recording studio, amongst others Boudewijn de Groot.In 1969 he stepped in for Dolf van der Linden who refused to travel to Francoist Spain (saying it would remind him too much of his experiences during World War II) to conduct the orchestra for the Dutch entry in the Eurovision Song Contest.