Departed

Don Rickles dead: Celebrities react to comedy legend's death

Comedian Don Rickles speaks after receiving the Johnny Carson Award during the second annual 2012 Comedy Awards in New York April 28, 2012.

Comedian Don Rickles speaks after receiving the Johnny Carson Award during the second annual 2012 Comedy Awards in New York April 28, 2012.  (Reuters)

Comedy legend Don Rickles died at age 90 of kidney failure Thursday morning, his rep told Fox News.

"Mr. Warmth," known for his verbal assaults, endeared him to audiences and peers and made him the acknowledged grandmaster of insult comedy.

For more than half a century, the king of insult comedy headlined casinos and nightclubs from Las Vegas to Atlantic City. N.J., and appeared often on late-night TV talk shows.

His fellow Hollywood stars shared their reactions to his death.

The Associated Press contributed to this report.

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