Cameron Diaz & Benji Madden Support Sister-in-Law Nicole Richie's Fashion Event!

Cameron Diaz and her husband Benji Madden make a rare public appearance together at the House of Harlow 1960 x Revolve event on Thursday (June 2) in Los Angeles.

The married couple stepped out to support their sister-in-law Nicole Richie at the launch of her new collaboration.

Nicole‘s husband Joel Madden and her dad Lionel Richie were also in attendance at the event. Other stars stepping out included Jessie J, Charlotte McKinney, Erin and Sara Foster, Kelly Sawyer, Jennifer Meyer, and the event’s DJs, Sama and Haya Khadra.

FYI: Nicole is wearing the House of Harlow 1960 x REVOLVE Bree crop and Mona pant. Cameron is wearing the House of Harlow 1960 x REVOLVE Chloe Boyfriend blazer and House of Harlow 1960 jewelry.

20+ pictures inside of Nicole Richie getting support from friends…