Peggy McCay, best known for her role in "Days of Our Lives," died at age 90, confirmed her spokeswoman Sharyn Berg in the United States today.

"Yes, it's a very sad day," Berg said in a statement. "It was a great lady!"

The deadline and TVLine report that she died Sunday of natural causes.

McCay played Caroline Brady on the long-running NBC television soap opera. She has also appeared in the Hawaiian Eye crime series, the drama series General Hospital and the 1991 film The Trials of Rosie O Neill.

The other actors took advantage of Twitter to pay tribute to the actress.

Jen Lilley, co-star of Days of Our Lives, said McCay was like "a real grandmother" for her.

"I just heard the news that #PeggyMccay has disappeared," she tweeted. "She was like a real grandmother to me, a mentor, an excellent source of encouragement and she was so fierce, Peggy misses us tremendously!"

Co-star Thaao Penghlis described her as "always an elegant woman."

"Always an elegant woman, our Emmy winner, Peggy McCay, who cared about her art, fellow actors and Life of Days," he tweeted. "She has reigned in this most demanding day profession."

Sal Stowers is also remembered from McCay on Twitter.

"Peggy McCay was such a beautiful and tender woman, her presence was really special," she tweeted. "Very honored to have shared precious time with her, fly with the Angels Mrs. McCay."

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