Duff and Joel Madden at a pre-Emmys party in 2005. “What’s better than going as @joelmadden for a Halloween dinner with ...

Hilary Duff and her husband, Matthew Koma, stole the Halloween spotlight this year! Koma dressed up as the actress' ...

Hilary Duff and husband Matthew Koma pull off Madden brothers costumes in dinner date with Nicole Richie and Joel Madden ...

Hilary Duff and Matthew Koma got in on the Halloween fun by dressing up as her ex Joel Madden and his twin brother, Benji ...

Lizzie McGuire star Hilary Duff dated musician Joel Madden for two years until 2006, before going on to wed singer-songwriter ...

Hilary Duff is a proud mother of four, and with a big family, comes a varying range of choices. Recently, the actor spoke ...

Matthew Koma hilariously dressed up as wife Hilary Duff's ex Joel Madden for a Halloween double date with Joel and his wife Nicole Richie. Musician Matthew and former Disney star Hilary wore ...

Hilary Duff and husband Matthew Koma dressed up as her ex Joel Madden and his brother Benji Madden for a Halloween dinner ...

Hilary Duff and Matthew Koma got in on the Halloween fun by dressing up as her ex Joel Madden and his twin brother, Benji Madden. “Going as @benjaminadden and @joelmadden to a Halloween dinner ...

Matthew Koma hilariously dressed up as wife Hilary Duff's ex Joel Madden for a Halloween double date with Joel and his wife ...

Hilary Duff and husband Matthew Koma dressed up as her ex Joel Madden and his brother Benji Madden for a Halloween dinner with Joel and wife Nicole Richie.