Christina Aguilera enjoyed a night out with her husband Jordan Bratman and a few friends on Friday (April 11). The recent mom and her hubby were snapped leaving the Villa Lounge nightclub in West Hollywood. Meanwhile, Rolling Stone legend Keith Richards revealed he had he didn’t know who Christina was when she performed on the band’s concert film “Shine A Light.” He said, “This girl came out and I was like, ‘Who is that?’ I had no idea. I’m still not sure who that is. She can sing, though. And she looked good.”