Maartje Hellegers has 3 Antoon concerts.

Valentijn Verkerk, better known as Antoon, is Dutch singer, rapper and producer. At 15 years old, he dropped out of secondary school to study at the Herman Brood Academy where he met Big2 from The Opposites. In 2020, he signed with Dreamteam Music. He then released his first extended play Heilig Water in collaboration with Big2.