Kidman's Victorian-style gown only made her look even more ageless, and while she showed up solo to the event, husband Keith Urban
couldn't help but gush over her in a recent magazine interview. "First and foremost, my marriage with Nic informs everything," he tells HITS magazine
. "Nic is so unbelievably open; she doesn't keep things in or bottle them up. She's really a great communicator. Because of her, if I open up, every day, I'm listening and growing and learning. If I'm a better man, it's because of her."