'I haven't started dieting for my wedding this summer yet,' she says.
'I certainly don't want to lose a drastic amount of weight and not look like myself.'
Coleen, 21, who has strutted her stuff for Vogue and Asda, claims she's free of the celebrity size-zero obsession.
'I am an ordinary girl,' she tells OK! 'I haven't got the figure of the typical models on the catwalk.'
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