Things are getting serious for the couple.
The property developer has reportedly moved into St James’s Palace.
It's their first appearance together at a major royal event.
It is the first time they have been pictured together.
"We support each other emotionally"
From that time Beatrice and Eugenie met Leonardo DiCaprio to the Duke and Duchess of Cambridge's debut BAFTAs, every time the royal family has graced the red carpet.