Demi and Niall are just friends

According to Demi Lovato, she and One Direction's Niall Horan aren't dating.

While he called her a "cool girl" in a recent interview and there's even been suggestion that they've Skyped with each other, Demi herself said in a new radio interview, that they are nothing more than friends.

Since the guys dropped their chart-topping debut, Up All Night, there have been a number of romance rumors about them floating around. Most notably, Harry Styles had been famously linked to Taylor Swift for some time.