Picture Riddle: Find The Error in The Photo

The original photo is of the Popular group “Fifth Harmony ‘, they posed for the cover of ‘Billboard’ on the occasion of their new album.

I guess the picture for photoshopped, with a blatant error.

Can you spot the mistake in the picture below?

If you get the correct answer, share it with your friends on WhatsApp, Facebook and other social networking sites.

You will notice if you see closely that one of the women in the picture has 2 right feet.

The error is marked in the Picture below;