The 22-year-old said the Wolf of Wall Street star failed to give her a puff of the inhalation device -- despite sitting only 20 feet away from her at the Saturday Night Live 40th Anniversary Special bash earlier this year, reports femalefirst.co.uk.
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Speaking on The Tonight Show Starring Jimmy Fallon, Cyrus said: "I was 20 feet, 15 feet from Leonardo DiCaprio, sitting there with his mum. He was hitting a vape pen. But it wasn't him that was making me kinda nervous - I was feeling this emotion because there's an etiquette of, 'You need to pass that s**t Leo'. And he never did, so that was weird to me."
Meanwhile, it wasn't just DiCaprio, 40, who was targeted by Cyrus. She also took a swing at rapper Kanye West, 38, for being "kinda old".
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Recalling the guests at the event, she said: "I was the only chick (and) the only one that wasn't old. Besides Kanye, but, I mean, even Kanye's kinda old compared to me!"
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