De nieuwe sporten
- Episode aired Dec 23, 1990
Gert imagines it would be quite an honor to invent a new sport. Joop comes up with many ideas, however Gert does not want him to experiment with "boomerang-pie-throwing".Gert imagines it would be quite an honor to invent a new sport. Joop comes up with many ideas, however Gert does not want him to experiment with "boomerang-pie-throwing".Gert imagines it would be quite an honor to invent a new sport. Joop comes up with many ideas, however Gert does not want him to experiment with "boomerang-pie-throwing".