KISS icon Gene Simmons shared a recent photo on his verified page and wrote a heart-wrenching message to his deceased mother, Flóra Klein.

Here is what Gene Simmons wrote:

“Happy Mother’s Day, Mom! …I miss you every day, I think about you every day and I will never forget you.

Love, your son!

He also sent his ‘Happy Mother’s Day’ message to his beloved wife Shannon and wrote:

“Happy Mother’s Day, Shannon. The most beautiful, loving, caring mother of them all. And happy Mother’s Day to all you wonderful mothers out there.”

You can see the tweets below:

In December 2018, Gene Simmons announced that Flora Klein has at 93 and wrote that:

“I lost my mother. My mentor. My moral compass. And I am heartbroken,” he wrote. “My Mother, Flora Klein, passed away at 93 years of age. No illness. No pain. She simply quietly, went to sleep.

“My Mother will always be in my thoughts and in my heart. Today. And Forever. And I would urge all of you to run over, put your arms around your mother, kiss her and tell her how much you love her. Do this every day!”