The former contestant opened up in a video recounting how she felt after being accused of bullying on the show in 2011.
Aya also claimed Louis' criticism of her time on The X Factor was "sexist".
This HAS to happen.
The Try Star singer was not taking any of the judge's catty comments.
Paul Tweed specialises in reputation management.
The rumour mill is in overdrive, but here's what we know so far.
From uncomfortable X Factor critiques to ill-judged Takeaway sketches.
She sent a message of support to singer Samantha.
He's featured in almost every single series of the show.
His future on the show - along with Sharon and Nicole's - was said to be in doubt.