Josh Hartnett

Scarlett was on and off with Josh Hartnett for almost two years before they officially called it quits. You know the relationship isn't really working when Josh is spotted sucking face with none other than supermodel Gisele Bundchen just days before hooking up with Scar again. But apparently Scarlett doesn't mind 'cause she has said she doesn't believe in monogamy. Hey, whatever floats your boat…

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