London, UK - Prince William and Duchess Kate stepped on the red carpet with all three of their children for the first time, during a visit to the theater in London.

The 38-year-old, second in line to the British throne, and his wife led their children to the Palladium Theater in London's West End on Friday evening, where a Christmas pantomime was performed.

Prince George (7), Charlotte (5), and Prince Louis (2) watched actors dressed as elves on the red carpet before enjoying a performance of the play Pantoland.

The event was hosted by The National Lottery to thank key workers and their families for their efforts throughout the coronavirus pandemic.

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"You have given your absolute all this year, and made remarkable sacrifices. So too have your families, who I’m sure have seen far less of you than they would have liked. It’s lovely that you are all here together tonight. You are representative of the huge number of people across the U.K. who have stepped forward to make a difference this year in so many crucial ways. The country owes you a huge debt of gratitude," William said in his speech.

Throughout the week, William and Kate had traveled by train across the country to honor key workers. The tour which was greeted with criticism by many.