Katharine McPhee Flashes Abs In Bikini Snap 10 Months After Welcoming Baby With David Foster

Katharine McPhee is one hot momma. The 37-year-old singer welcomed her first child, Rennie, with David Foster back in February, and she’s looking better than ever, and her hubby David Foster has the pic to prove it. David, 72, posted a pic on Instagram of his wife in a black bikini, which showed off her super toned body and flat abs. “What baby,” he captioned the post.