Britney Spears has sent birthday greetings to her two sons Sean Preston and Jayden James.
The singer had two sons withex-husband Kevin Federline who have birthdays close together.
Sean was born on September 14, 2005 while Jayden James was born on September 12, 2006.
Sharing a picture of the moon on Instagram, Britney said: "My two lil men’s birthdays are this week! [sic]"