Conversation so far:
what was special about the counter culture figure peter fonda?
Fonda's first counterculture-oriented film role was as a biker in Roger Corman's B-movie, The Wild Angels (1966).
what was it about?
In the film, Fonda delivered a "eulogy" at a fallen Angel's funeral service.
what was countercultural about it?
CANNOTANSWER.
what other movies did she do?
Fonda next played the male lead in Corman's film The Trip (1967).
was that movie successful?
The movie was very popular.

Question: what was it about?
Self-contained rewrite: What was The Trip about?