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- Trump told Breitbart News that his upcoming book will include letters from Princess Diana.
- In the interview, he said the letters show Princess Diana and other public figures "kissed my ass."
- Diana's brother responded to the claims, saying she viewed Trump "as worse than an anal fissure."
Princess Diana's brother disputed former President Donald Trump's recent claim that she was among a group of people who "kissed his ass" in the years before his political career.