He had to have known it was at least a possibility. Theres no way the President of the United States could expect to sit in the front row as the West African Dance Company performed in his backyard and hope that enthusiastic clapping would be enough to keep him safe.

But, when the inevitable happened and he was led on stage he looked surprised and made a valiant effort to boogie along with the Senegalese dancers.

Of course Reuters photographer Jason Reed and his colleagues made the most of the opportunity. The resultant images are full of fun; the President appears a good sport without looking undignified, which is a great result for all concerned, photographers, President and the organisers of the Malaria Awareness Day event at the White House rose garden.

By complete contrast Stephen Hird caught British Prime Minister Tony Blair looking distinctly unamused as he waited on the doorstep of 10 Downing Street for the arrival of the Georgian President. Not much chance of any dancing in the Downing Street rose garden then.