Cameron Diaz and Benji Madden have the sweetest thing luck.

The couple stepped out for a rare date night at Michael Rubin ’s REFORM Alliance Casino Night in New Jersey, proving they’ve hit the jackpot in their years-long romance.

During their Sept. 13 outing, Cameron and Benji—who share kids Raddix , 5, and Cardinal , 16 months—were all smiles as they enjoyed the event together. And true to their close chemistry , the duo wore similar dark outfits. While the Charlie’s Angels actor, 53, sported a solid black blazer with minimal gold jewelry, the Good Charlotte guitarist , 46, paired his silk top with a velvet coat and a hat from his and twin brother Joel Madden ’s management company MDDN.

After Cameron tested her luck at one of t

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