This marks their first public appearance together since tying the knot in an intimate wedding ceremony held at the Annie actress' Beverly Hills home on Jan. 5.
Note Benji's new wedding ring!
The two are also fresh off their honeymoon on Jan. 20, which they spent in Jackson Hole, Wyo. "pigging out on hush puppies, fried chicken, and jambalaya," Us Weekly reports.
"We couldn't be happier to begin our new journey together surrounded by our closest family and friends," they said in a joint statement to People, confirming their surprise nuptials earlier this month.
Cameron and the Good Charlotte rocker have been seeing each other since last May, and were introduced by Cameron's close pal Nicole Richie, who's married to Benji's twin Joel.