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20. Hilary Duff & Joel Madden: The pair called it quits in November 2006 after nearly two-and-a-half years together. Whilst the split looked amicable - Duff hit back at Madden and his relationship with Nicole Richie in US magazine, saying: "Rebound! I shouldn’t say that. You know what, though? Now I don’t care.” We wonder what Duff has to say about Richie's pregnancy?

















