Margot Robbie: Male Co-Star Gave Her Eat Less Book

revealed the outrageous gift one of her male costars gave her early on in her career in a new interview amid the release of her .

During a video interview for Complex with Charli XCX — who wrote and performed original songs for the Emerald Fennel–directed romance — for Complex, Robbie revealed that the unnamed actor gave her a book that she thought essentially told her to 'eat less.'

'Very, very early in my career, an actor I worked with, a male actor, gave me a book called Why French Women Don't Get Fat,' the 35-year-old Australian actress recalled when she was asked about the worst gift she had ever received.

'It was essentially a book telling you to eat less,' Robbie continued in reference to the book, which was written by Mireille Guiliano and published in 2007.

Robbie, who , recalled her outrage at her male costar after he gave her the book.

'I was like, "Whoa, f*** you, dude,"' she said.

Lest her fans try to piece together the clues to figure out which of her famous leading men might have given her the book, Robbie emphasized that she was given the book many years ago.

She said she was given the book 'really back in the day,' and she suggested that it wasn't an A-lister who had presented it to her, because she had 'no idea where he would even be now.'

That cued Charli to glance directly into the camera and joke, 'Your career's over, babe.'