Iconic actor Kirk Douglas celebrated his 102nd birthday Sunday, and daughter-in-law Catherine Zeta-Jones paid homage with a moving tribute, ETonline reported.

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Jones, who is married to Douglas' son, Michael Douglas, posted a black-and-white video on Instagram that showed the 49-year-old actress' daughter, Carys Zeta Douglas, playing the piano as a young child (she is now 15) and singing Christina Aguilera's "Beautiful," ETonline reported. The video included black-and-white photos and videos of Douglas, highlighting his life, People reported.

"Happy 102nd birthday to the most beautiful man. We love you Kirk," Zeta-Jones wrote on Instagram.

Carys also posted on Instagram, posting a photo of her grandfather and writing that "I can't put into words how much you mean to me."

Another grandchild, Dylan Douglas, posted a photo on Instagram of Douglas in a boxing pose and wrote, "Happy birthday Pappy 102 years!!! Though you are adored by millions, my love for you is by far the greatest. Love you forever and always," he wrote.