The singer, who got engaged to the One Direction hunk in August, will ask the other members of her girl group - Jade Thirlwall, Leigh-Anne Pinnock and Jesy Nelson - to accompany her down the aisle on her big day, reported Daily Mirror.
"Little Mix aren't bridesmaids material... I am joking! Imagine if I didn't have them? I wouldn't take one off to the side and say, 'Oh, you've made the cut' and then say to the other two, 'Sorry guys.' It's all or nothing with these girls," Edwards said.