Catherine Zeta-Jones has a lot to look forward to this week, as the Chicago actress is counting down the days not only to her own birthday, but that of her husband, Michael Douglas ' too. And ahead of their joint birthday, the star took to Instagram to post a stunning throwback photo of herself on stage, dressed in a ruffled mini dress. The award-winning actress was all smiles as she flexed her muscles while clicking her fingers theatrically to the crowds, and wrote alongside the picture: "And just like that! Snap! My birthday is days away!" The image caught the attention of many of her followers, including her stepson Cameron Douglas, who was one of the first to react to the image.

"And looking just as beautiful as ever," he wrote, alongside a fire emoji and a kissing emoji. Catherine is a devoted stepmom to Cameron, 45, as well as a doting mom to her two children, Dylan, 24, and Carys, 21. It's been an exciting time for the family, as Dylan has recently stepped into the limelight himself, having carved himself a career in political reporting.

It was announced earlier in September that the Brown University graduate would be hosting his own political talk show, Young American with Dylan Douglas, which sees him "focus on topics that will be driving young voters to the polls in this year's election, including some of the defining issues of his generation, such as reproductive rights, climate change, gun control, and much more". He will also speak "with politicians and activists.