During a stop at Marc Maron's WTF podcast, the one-time actor opened up about a range of private topics, including the physical and emotional abuse he endured as a child at the hands of his father (who has denied the abuse), "manic" episodes, his former life as a child star and his unlikely friendship with Michael Jackson.
When asked about his friendship with them, he said, "I am close with Paris."
But the 37-year-old quickly put up a barrier, telling the GLOW star (who had not asked for more details) that he has a private relationship with the model that he did not want to delve into.
"I'm going to warn you now I am very protective of her so just look out," said Culkin. "I am a very open book when it comes to things but like with her, she is beloved by me..."