Royal Family
The couples daughter celebrated her 9th birthday on May 2.
Prince William and Kate Middleton continued a long-standing tradition to celebrate Princess Charlotte.
On May 2,the coupleshared a new photo of their9-year-old daughterin honor of her birthday.
Happy 9th Birthday, Princess Charlotte!
Thank you for all of the kind messages today, the couple wrote in a caption.
Sharing unseen photos to mark their childrens birthdays has become common practice in the Kensington clan.
Knock Knock, the Prince said, prompting school students to ask, Whos there?
When William replied Interrupting cow, the students again asked, Interrupting cow who?
to which he responded with the punchline, Mooo.
Charlotte and Prince Louiss birthdays arent the only recent family milestones celebrated by William and Middleton.
On April 29, the couple marked their 13th wedding anniversary by releasing asupposedly never-before-seen photographfrom their2011 wedding.