The couple were engaged in 1997, shortly after Dalle turned 18.
She moved with Armstrong from Melbourne to Los Angeles and there founded The Distillers.
In 2003, he appeared in the feature film Grind, and the music video for "Too Bad About Your Girl" by The Donnas.
And according to the shoe designer, both shows were "very much like soap operas." "[On] Laguna Beach, they really just manipulated situations and put us in situations that we normally wouldn't have been in, or we'd have to film something that maybe happened a month ago or hasn't happened yet -- stuff like that," she explained.
In 2005, Brody appeared in a supporting role alongside Angelina Jolie and Brad Pitt in the film Mr. Smith, and played a Hollywood studio assistant in the film adaptation of Thank You for Smoking (2006).
His next film role was in the romantic comedy In the Land of Women (2007), starring Meg Ryan and Kristen Stewart.
The group released three albums before disbanding in 2006, and Dalle began another project, Spinnerette, releasing an eponymous album in 2009.
In 2014, she released Diploid Love, her first album under her solo name.