Susanna Reid and Rylan Clark are among the famous faces wishing the Queen well, following a rare announcement the monarch is under medical supervision with doctors 'concerned' for her health.
The 96-year-old pulled out of a virtual Privy Council on Wednesday, a day after appointing Liz Truss as PM at her home in the Scottish Highlands.
The Queen's close family including the Prince of Wales are joining her at Balmoral, and The Duke and Duchess of Sussex have cancelled their event this evening to go to Scotland.