The New Zealand groups who made up the bulk of the two - day festival 's entertainment were less mainstream than Gibb and played rock music .
Redwood 70 's headline act was a newly solo Robin Gibb , backed by a string quartet .
The New Zealand groups who made up the bulk of the two - day festival 's entertainment were less mainstream than Robin Gibb and played rock music .
Redwood 70 's headline act was a newly solo Robin Gibb , backed by a string quartet .