Conversation so far:
who was Led Zeppelin's producer?
It was self-produced by Jimmy Page
Are there any other interesting aspects about the Led Zeppelin album article?
Led Zeppelin is the debut album by English rock band Led Zeppelin
did the album Led zeppelin by Led zeppelin make it big?
The album was a commercial success. It generated 50,000 advance orders. The album reached number 10 on the Billboard chart. The album earned its US gold certification in July 1969.

Question: what was the top hit
Self-contained rewrite: what was the album led zeppelin by led zeppelin's top hit?