Beckhams Join Television Tribute To The Queen
Posh and Becks among famous names offering Jubilee congratulations...
Becks, 37, said: "I'd just like to say from us, me, Victoria, our family and the entire country, congratulations Your Majesty."
While Mr Obama said: "We’ve stood tall and faced some of the greatest challenges this world has known. While presidents and prime ministers have come and gone, your reign has endured.
"As a steadfast ally, you've set an example of resolve that will long be celebrated. As we work to build a better future, it's gratifying to know our bonds are indispensable. May the light of your crown reign supreme for years."
Jockey Frankie Dettori, who has ridden some of the Queen's own racehorses, said: "Thank you for the memories, the horses I rode for you, and I hope this Diamond Jubilee is only the beginning of many years to come."
And Britain's Got Talent judge David Walliams joked: "Your Majesty, I just want to say thank you, and please invite me to Buckingham Palace.
"It doesn't have to be after I swam the Thames again or anything, just have me round for tea."
The stars came out for the Queen's Diamond Jubilee concert in London on Sunday.