Halsey appears to address John Mayer romance rumors

There's been speculation that singers Halsey and John Mayer are an item.

(CNN)Halsey wants you to know that men and women can be just friends.

That's what the 24-year-old singer expressed recently on Twitter.
"I just had a ground breaking idea. What if...we let female artists...have friends...without assuming that they are sleeping together?," she tweeted Wednesday. "I know I know. It's like, completely ambitious but like, imagine if we like, tried?"