Drs. P Heinz Hermann Polzer ( ; 24 August 1919 -- 13 June 2015 ) , better known under his pseudonym Drs. P ( ) , was a Swiss singer-songwriter , poet , and prose writer in the Dutch language .
Drs. P Heinz Hermann Polzer ( ] ; 24 August 1919 -- 13 June 2015 ) , better known under his pseudonym Drs. P ( ] ) , was a Swiss singer-songwriter , poet , and prose writer in the Dutch language .