From rooting for rivals to posting unflattering photos, it's all fair in love and Twitter war!
Credit: Courtesy Joel Madden
Updated: Tuesday May 04, 2010 | 06:00 AM EDT
By: Cara Lynn Shultz
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"LMFAO-You can't tell but me and Nicole were arguing through our teeth in this picture," revealed Madden. "Do you ever do that with your partner? Try doing it on a red carpet! I can't even remember what we were arguing about."
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