Kate Middleton reveals Prince George’s super sweet nickname for his great-grandmother, Queen Elizabeth II

Photo by: KGC-178/STAR MAX/IPx 2017 The wedding of Pippa Middleton and James Matthews at St Mark's Church in Englefield Green. Here: Prince George of Cambridge

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Britain’s Queen Elizabeth II turned 90 last year. A new documentary, “Our Queen at 90,” aired in the U.K. to mark the momentous occasion.

In a teaser video for the film, Kate Middleton gave her first television interview since getting engaged to her now-husband, Prince William.

The duchess shared a few key details about her two royal children, Prince George and Princess Charlotte, and their relationship with their great-grandmother. She even revealed that Prince George refers to the British monarch as “Gan-Gan.”

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“She always leaves a little gift or something in their room when we go and stay, and that just shows I think her love for her family,” Kate said of Queen Elizabeth.

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