The British Queen's 90th birthday

The Queen celebrates two birthdays each year: her actual birthday on 21 April and her official birthday on (usually) the second Saturday in June.
In the picture four generations of the Royal Family.
Have a look to the twitter of the British Monarchy.
 https://twitter.com/BritishMonarchy/status/723120996648103936?ref_src=twsrc%5Etfw