Kate Middleton bonds with Prince Charles on private visits to Royal Opera House

Duchess of Cambridge bonds with her father-in-law on private visits to the Royal Opera House

One of the family: The Duchess of Cambridge entrusted Prince Charles with helping her choose the music for her wedding, and they have also been going to the Royal Opera House together

One of the family: The Duchess of Cambridge entrusted Prince Charles with helping her choose the music for her wedding

Fun night out: Catherine and Charles have been spotted going to the Royal Opera House together

Fun night out: Catherine and Charles have also been spotted going to the Royal Opera House together

Blank canvas: The Duchess of Cambridge, who studied Art History at work

Blank canvas: Catherine, who studied Art History at university,is interested in becoming a patron of the arts

Lewis Carroll fan: One of the shows Catherine and Charles watched together at the Royal Opera House was the ballet, Alice

Lewis Carroll fan: One of the shows Catherine and Charles watched together at the Royal Opera House was the ballet, Alice”s Adventures in Wonderland starring Lauren Cuthbertson as Alice