Michael Douglas says he never fell in love with co-star until he saw his wife Catherine

Michael Douglas says he had never fallen in love on movie screen until he saw his wife Catherine Zeta-Jones: 'She was magic, in a way that went beyond beauty'

Veteran Hollywood star Michael Douglas has penned a touching tribute for his wife, actor Catherine Zeta-Jones, as the couple celebrated their shared birthday together. Taking to Instagram on Friday, Douglas shared a picture of the two of them, accompanied by a heartfelt note expressing his admiration for his wife of over two decades.

Michael Douglas shares a loving note for wife Catherine Zeta-Jones

In the lengthy caption, Michael Douglas reminisced about the moment he first fell for Catherine Zeta-Jones. "I had never fallen in love on a movie screen before. Until I saw Catherine. She was magic, in a way that went beyond beauty," he wrote.He continued, reflecting on the certainty he felt about their bond. "And I was certain, as much as I had ever been about anything, that she was the one. It's the kind of moment that only comes around once in your life, if you're lucky.

The one time that you know, without any doubt in your mind, that you're meant to be with someone. Happy Birthday Catherine! I love you always and forever. @catherinezetajones An excerpt from my memoir, 'One Helluva Ride'.

"Responding to the sweet gesture, Catherine took to the comments section and wrote back, "Thank you darling. Thank you. Happy Birthday to you too, my love."

A look back at Michael Douglas and Catherine Zeta-Jones's love story

Michael Douglas and Catherine Zeta-Jones tied the knot in 2000 and are parents to two children, Dylan, 24, and Carys, 21.

The couple's love story began at the Deauville American Film Festival in France back in August 1998, where they were introduced by actor Danny DeVito. They got engaged on December 31, 1999, and exchanged vows at the Plaza Hotel in New York City on November 18, 2000, shortly after Douglas's previous divorce was finalised.

Their star-studded wedding reportedly cost an estimated USD 2 million.Prior to his marriage to Catherine, Michael Douglas was married to Diandra Luker, who was twelve years younger than him and the daughter of an Austrian diplomat. The couple shared a son, Cameron, born in 1978. Diandra filed for divorce in 1995 and was awarded a settlement of USD 45 million as part of the proceedings.