Exactly 50 years ago today, Marilyn Monroe performed one the most famous versions of 'Happy Birthday' ever ... has released a series of rare black and white images taken by photographer Billy ...

There was a black-and-white capture ... and counting. Happy anniversary [Kyle] best 23 years period and counting... I love you," he wrote. Keep scrolling to see more cute pictures of the lovebirds.

Happy anniversary ... toasted to her daughter and son-in-law's ninth wedding anniversary by sharing a never-before-seen black-and-white portrait of the couple walking down the aisle right after ...

The Oscar-winning actress, 56, celebrated 17 years of marriage with her country-singer beau on Sunday, sharing a steamy black-and-white snapshot ... husband's face sweetly. "Happy Anniversary ...