Hilary Duff's Husband Matthew Koma Trolls Her Ex Joel Madden

Hilary Duff‘s husband, Matthew Koma, has a hilarious relationship with his wife’s famous ex, Joel Madden.
The 35-year-old musician is on very good terms with the 44-year-old Good Charlotte star and his wife Nicole Richie, and used the singer’s birthday as an opportunity to poke a little fun at the superstar.
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“Happy birthday @joelmadden,” he wrote on his Instagram Stories, captioning a photo of the two of them outside together w