Courtesy of People magazine.

During the royal family’s annual Easter Sunday church service, the Duchess of Cambridge Kate Middleton curtseyed in the cutest way possible, and everyone is now trying to figure out why (and how) she did it.

Apparently, Kate’s curtsey and William’s bow meant it was the first time in the day they’d seen the Queen, according to etiquette rules. Watch the video above to learn more.

Oh to be royal!