Hollywood star couple Catherine Zeta-Jones and Michael Douglas' son Dylan turned a year older on Saturday, and celebrating his special day, the actress penned a heartfelt birthday wish for her son on social media.

Catherine posted a few throwback photographs of Dylan over the years on her Instagram handle, expressing her immense love for him in an emotional birthday wish that read, "Happy Birthday to my son Dylan!!!!! You are everything to me and you bring such joy to my life. Have a wonderful new year ahead sweetheart and thank you for all those thus far. @dylan__douglas I (red heart emoji) U (sic)."