TROOPING THE COLOUR_Duke of Edinburgh Makes 1st Appearance since being hospitalised.The Queen was joined by members of the Royal Family on the balcony of Buckingham Palace to watch the RAF Flypast..The event marks the Queen's Official Birthday, The Mall, London_16th May 2012.Photo Credit: &copy;Dias/DIASIMAGES..**ALL FEES PAYABLE TO: &quot;NEWSPIX INTERNATIONAL&quot;**..PHOTO CREDIT MANDATORY!!: NEWSPIX INTERNATIONAL..IMMEDIATE CONFIRMATION OF USAGE REQUIRED:.Newspix International, 31 Chinnery Hill, Bishop's Stortford, ENGLAND CM23 3PS.Tel:+441279 324672  ; Fax: +441279656877.Mobile:  0777568 1153.e-mail: info@newspixinternational.co.uk