Chris Brown has confirmed rumours of a duet between himself and Ariana Grande.

Speculation had been mounting recently that the R&B man and the pop starlet had teamed up for a new single.

However, it seems their collaboration could be more than just a track, with Brown uploading a picture of himself with Grande practising some dance moves.

He wrote: "Coming soon!"

Grande later reposted the image on Twitter and Instagram.

Her manager Scooter Braun meanwhile recently increased speculation about the duet by tweeting:

"That was an amazing session. Excited for this incredible duet on the way."