The former Good Morning Britain presenter regularly speaks out against the US singer, and her appearance at the extravagant ceremony was no exception.
Taking to the stage in a bondage-look corset with a plunging neckline, puff sleeves, and ruffles, Piers was appalled.
She completed the edgy look with fingerless gloves, a hat, fishnet tights, and sky-high stilettos.
When she turned away from the crown, she flashed a glimpse of her bumcheeks in a the racy outfit.
