The 25-year-old actress - who plays Tina MacIntyre in the ITV soap - also admitted that she couldn't understand why she was awarded The Sun's Cleavage of the Year earlier this year because she keeps her assets covered up!
She told new! magazine: "It was a bit embarrassing. It is also flattering. The thing is, I don't wear tops that show them off much... Mum laughed and said, 'You don't get that from me, girl.' [My parents] think it's funny and Mum jokes about it a lot."
And despite her killer body, Michelle claims she doesn't obsess about her weight.
"I tend to go through stages of eating rubbish, and then other times I eat very healthily," she told the mag. "It's weird with me. A few months ago, I put on weight without knowing it. I think it was because I wasn't going to the gym.
"I started going out more and I think, as you get older, you have to watch what you eat more. You have to keep on top of it."
Read the full story in this week's new! magazine - out now.