Beyoncé has a habit of keeping her cards close to her chest before unleashing new music on her adoring public - she did it with 2013's self-titled album, after all.

Now it seems that the pop star could be about to do the same, if rumours are to be believed.

Fansite The BeyHive report that she has finished work on an album/short film project with the secretive code name 'Project Lemonade', and that filming for the latter had wrapped in New Orleans at the weekend.

They point to various random pictures of lemons that Beyoncé has been connected with as proof - including the Instagram pictures (below), which were posted over four months ago with no caption:

 

H/T: i-D