Charlie Sheen and his ex from the ’80s, Dolly Fox, are close again since he spilled the tea on their past love in his latest tome, “The Book of Sheen.”

A source told Page Six the pair have “become really close again” since he released the book.

And while the relationship isn’t a rekindled romance, “it’s been relaxing for him because he can totally be himself, and he also trusts her because she’s the only person in 40 years that didn’t f–k him over,” they said.

The reunited pals were at the Hard Rock Hotel & Casino in Atlantic City, NJ, over the weekend, where Sheen performed his “Alive On Stage” show.

He also planted Fox in the crowd as part of the audience Q&A.

When Fox asked if he saw himself going back to more serious roles after conquering comedy, Sheen replied he wants to do a

See Full Page