Hollywood is mourning the loss of Diane Keaton .

On Saturday (October 11), it was announced that the Oscar-winning actress had died at the age of 79 . As of right now, Diane ‘s cause of death has not been made public.

After news of her passing broke, many celebrities, including several of her former co-stars, took to social media to react and pay tribute to the First Wives Club actress.

Browse through the slideshow to see the stars that have spoken out following Diane Keaton’s death…

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