He was a journalist for the Katholieke Radio Omroep since 1963, in which Frequin was also an assistant director at the NOS Studio Sport.

[1] In his life, he met head of the Catholic Church and sovereign of the Vatican City Pope John Paul II.

In the same year on 20 December 2002, he had offset the house of politician and economist Wim Duisenberg and his wife Gretta Duisenberg with an Israeli flag for which he had rented a large aerial platform and Frequin also announced a playful action with a flag.

[6][7] In 2018, Frequin had a collaboration with Gerard Cox, Peter Faber and Barrie Stevens, in which they made an appearance in the program Beter Laat Dan Nooit.

[10] According to the De Telegraaf interview, Frequin had revealed that he was suffering from heart failure and Parkinson's disease, stating that he only has a few months to live.