Conversation so far:
what is jello biafra's alternative tentacles?
Biafra co-founded the record label Alternative Tentacles.
who did he co-found it with?
Biafra has been the owner of the company since its founding.
when was it founded?
June 1979.

Question: what did he release through the company?
Self-contained rewrite: What did Jello Biafra release through the record label Alternative Tentacles?