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Celebrities took to social media to share their reactions to news of the death of comedian Joan Rivers, who died Thursday at age 81.

The comedian who crashed the male-dominated realm of late-night talk shows and turned Hollywood red carpets into danger zones for badly dressed celebrities touched the lives of many in show business.

Here is how the stars remembered Joan.

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Rivers was hospitalized last week after she went into cardiac arrest at a Manhattan doctor's office following a routine procedure. Daughter Melissa Rivers said she died at Mount Sinai Hospital in New York, surrounded by family and close friends.

WATCH: Joan Rivers: 1933-2014

The Associated Press contributed to this report.