The former Coronation Street star, 27, showed her injured nail - which she described as "minging and awful" - during an appearance on ITV's Lorraine this morning.
"I didn't break it! It was trapped in a door!" said Michelle, who joked she couldn't believe she was showing her half-grown nail on TV. It's growing back. It wasn't my fault. There was nothing there a few weeks ago but I didn't do it. Mark trapped it in a door," she said.
"I made him pay! I was trying a long time! He did it by accident but I was in so much pain!"
Michelle told the Daily Mail over the weekend that she and Mark had been locking up to go out when the injury happened. She was in so much pain she collapsed with shock and an ambulance was called.
"I was crying for an hour, it was agony. Mark had to run to the shop and get a first aid kit as the paramedics talked us through what to do. He feels so bad about it."
Michelle didn't reveal how she'd got payback on Mark but, as Lorraine presenter Kate Garraway pointed out, Mark did buy her a gorgeous engagement ring so maybe they should call it even...
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