The Grammy winner was on the red carpet at MusiCares' recent Person of the Year gala when she spoke about who she'd still like to work with."Harry Styles or something would be good," she told E! News when asked who she would love to collaborate with. After admitting there's "a long list" of artists she'd like to duet with, the Can't Get You Out of My Head singer revealed Madonna is at the top of the list. "We would both love it. I know I would, she's mentioned it before. So hey, maybe."