Richie was one of the many performers to take the stage in celebration of Charles' newly minted role.
The Duke of Sussex left for the airport after the coronation service yesterday.
The king and queen took their seats for their first event since Saturday's coronation.
Sunday's concert will feature performances by Katy Perry, Lionel Richie and more.
William and Kate witnessed Charles officially be crowned the king of England.
The little prince had quite the time while on the balcony after the king's coronation.
Pretty Yende chats with ET's Kevin Frazier after performing at King Charles' coronation at Westminster Abbey.
King Charles' coronation composer, Patrick Doyle, chats with ET about the 'incredible occasion,' as the royal officially becomes king.
The South African soprano spoke with ET following her 'dream come true' performance on Saturday.
The youngest son of King Charles III is seemingly on his way home to America following his father's coronation.
King Charles added his own modern flair to his ensemble for his coronation Saturday inside Westminster Abbey.
The Ascension Choir was comprised of eight hand-selected singers from the revered gospel group, the Kingdom Choir.
Prince Harry did not have a central role in his father King Charles III's coronation.
ET's Kevin Frazier breaks down Prince Harry's exit after the coronation of his father, King Charles III.
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