Conversation so far:
Why did they switch to Warner Bros?
CANNOTANSWER.
When did they start work on Hit to Death?
1991.
How did Hit to Death do?
The album's release was halted for nearly a year due to the use of a sample from Michael Kamen's score for the film Brazil.

Question: What happened as a result?
Self-contained rewrite: What happened as a result of The Flaming Lips delaying the release of Hit to Death?