Conversation so far:
when was the pre-grammy party?
2012.
what happened there?
The Clive Davis's pre-Grammy party that Houston was expected to attend, which featured many of the biggest names in music and movies, went on as scheduled.
was she there?
Davis spoke about Houston's death at the evening's start.

Question: What did they say?
Self-contained rewrite: What did Davis say about Whitney Houston's death?