Kate and William arrived at the 76th EE BAFTA Film Awards.
Kate gave Prince William a light love tap on the behind.
The event was held at the Royal Festival Hall, London.
Kate wore a white one-shoulder Alexander McQueen dress and black gloves.
William accessorized his suit with a matching bow tie and sleek shoes.
The event was hosted by Richard E. Grant and Alison Hammond.
The couple missed the last two ceremonies due to various reasons.
The couple were officially given the titles of Prince and Princess of Wales by King Charles III.
The event marked the couple's first time on the red carpet as the Prince and Princess of Wales.