Andrew Lloyd-Webber, rapper Ms Banks, 2022 ESC runner-up Sam Ryder, and the Princess performed in the introductory musical montage.
Filmed in the Crimson Drawing Room of Windsor Castle, Princess Catherine sat at a grand piano for a ten-second accompaniment to the winning 2022 entry.
Poised at the keys, she wore a stark blue, one-shouldered Jenny Packham gown, accompanied with some sparkling silver pendants.
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