"For starters, we've lived a lot of our lives in the public eye, so it just kind of seemed natural -- if that even makes sense," he explained in an interview with E!'s
Giuliana Rancic. "And it was an opportunity for us to tell our side of the story ... and to help others who are struggling in their relationship, with their infidelities, alcohol issues, depression ... and infidelity doesn't mean that, 'It's over. The relationship's over.'"