Anne's death comes just over a year after Kirk died in February 2020.
The Hollywood icon died on Feb. 5, 2020, at the age of 103.
The late screen icon was honored with heartfelt messages on what would have been his 104th birthday.
Michael Douglas is paying tribute to his late father, Kirk Douglas, by participating in the virtual U.S.VETS Salute Gala.
ET also chatted with the couple about their participation in 'We All Play Our Part: A Benefit for MPTF.'
ET spoke with the two about how they are making the most of their time in quarantine.
Buydens' family drove by in a procession of cars to share their love from a safe distance.
The actress shared a video of the family's canine companion to Instagram on Tuesday.
'My whole family appreciated every word.'
The actor was laid to rest in Hollywood, California, on Friday.
The screen icon died at age 103 on Wednesday, and was honored by his son in a touching tribute.
ET spoke with Susan Lucci at The American Heart Association's Go Red For Women Red Dress Collection 2020 on Wednesday.
The TV icon opened up to ET about the celebrated actor's passing on Wednesday.
The actress opened up following the 103-year-old screen icon's passing on Wednesday.