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.
what did he release through the company?
the Dead Kennedys released their first single, "California Uber Alles".
when was the single released?
CANNOTANSWER.
who were the dead Kennedys?
CANNOTANSWER.

Question: what happened to alternative tentacles?
Self-contained rewrite: What happened to record label Alternative Tentacles?