Jessie J has posted a short clip of a new track on Instagram because it's 2014 and that's how people release music now.
Cornish revealed the song in an Instagram video she uploaded yesterday evening from LA.
According to Capital FM, Jessie has been recording new material in Los Angeles for the past week. She has also thanked songwriter Matthew Koma for his work on the track.
"Thank you @Mattkoma for making this song happen," she posted, alongside a photo. "Cannot wait for the WORLD TO HEAR IT! Aaaaahhh!"
Anyway, here's the clip.