ITV star was wide-mouthed as he looked at the camera for the celebratory photo. Beside the photo, dad-of-one Dermot added the caption: "Thanks a million for all the lovely messages.
Wild swim, brunch, walk, steak. 50… not so bad so far. Dx. " READ MORE: EastEnders star Lucy Benjamin is set for major Lisa Fowler comeback with Peggy Mitchell in tow Fans and friends of the TV star left flurries of birthday messages, but others were stumped by Dermot's age and claimed he looks too young to be 50 years old.
In the comments section, author Bryony Gordon wrote: "You look about 20. HAPPY BIRTHDAY! Xx. "A second person stated: "No way is he 50!", while a third chimed in with: "Happy birthday!
You look much younger than me at 40! X. ""Look like 35 mate. Happy birthday x", added another. Love being across everything that's happening on TV each day?
Read more on msn.com