Prince Harry could write another shocking book. According to Rob Shuter's Naughty But Nice Substack, the Duke of Sussex is getting ready to pen the follow-up to 2023's bombshell memoir Spare. "Don't be shocked if it's self-help," an insider told the journalist. "He thinks he's cracked a few life lessons - and wants to share them." Prince Harry leaves court as privacy case continues in 2026. By: MEGA Although Harry spilled the tea about the royals in his tell-all, his next venture could be much different. "Harry isn't dabbling - he's all in," the source claimed.