The drama is just getting started! Meghan Markle’s one-time best friend Jessica Mulroney is so bitter about their falling out that she is planning on writing a tell-all book about their friendship. They say that best friends make the best enemies because they know all your secrets, it looks like Mulroney is ready to spill those secrets. The Duchess former best friend is reportedly “devastated” that Markle will not speak to her. According to the “Dailymail.com”, she feels abandoned by someone who she once considered a sister.