The artwork sees Rihanna topless - which is not exactly unlike her these days, to be fair - with various cryptic phrases written across her body, including 'Diamonds', the title of her recent number one single.

No one knows yet whether these words are song titles, lyrics,  or something else entirely, but given that the album title and single title are amongst them, we'd say it's fair to say there'll be a song called 'Happy Fearless Chalice' coming soon, whatever that could be about. Exciting.

Here's the full thing: