Gary Barlow's wife Dawn has undergone a "big operation" on her wrist. The 51-year-old pop star has revealed via Twitter that Dawn, 52, broke her wrist four weeks ago, and although she recently went under the knife, Dawn remains in "a lot of pain". Gary - who has been working on his one-man stage show, 'A Different Stage', in London's West End - wrote on the micro-blogging platform: "In other news - Mrs B broke her wrist 4 weeks ago - on Friday she had a big operation - she’s in a lot of pain but on the mend - juggling real life this week with the blessing of being in the West End - it never rains ……… (sic)" The chart-topping star - who has Daniel, 22, Emily, 20, and Daisy, 13, with his wife, as well as a daughter, Poppy, who was stillborn in 2012 - previously used his Twitter account to pay a glowing tribute to the late Queen Elizabeth, who died on Thursday (08.