Conversation so far:
When did Sid Caesar die?
Sid Caesar died on February 12, 2014 at his home in Beverly Hills, California, at the age of 91.
What was Sid Caesar's cause of death?
Sid Caesar died on February 12, 2014 after a short illness.
How did people react to Sid Caesar's death?
On Caesar's death, Carl Reiner said, He was the ultimate, he was the very best sketch artist and comedian that ever existed.“
What did other people say about Sid Caesar besides Carl Reiner?
Mel Brooks commented, Sid Caesar was a giant, maybe the best comedian who ever practiced the trade. And I was privileged to be one of his writers and one of his friends.“
What else can you tell me about reactions to Sid Caesar's death besides the comments from Carl Reiner and Mel Brooks?
Vanity Fair republished a brief tribute written by Billy Crystal in August 2005.

Question: What did he say in the tribute?
Self-contained rewrite: What did Billy Crystal say in the tribute to Sid Caesar?