According to Carly, she rejected Trump's advances because she found him to be "repulsive".
The singer also admitted that her hit single 'You're So Vain' seems apt for Trump.
She told the Guardian newspaper: "He is so vain, that's for sure, and not in the best possible way.
"He doesn't bring humour to the word. In the song, hopefully, the person could wink at himself in the mirror because he got the joke.
"I don't think there's much interest outside himself. What will happen with a narcissist is that they're interested in themselves and anything that's an extension of themselves, perhaps their children, but he's not interested in the philosophy of great thinkers. I suspect."