Katharine McPhee shows off her toned tum and shares a sweet snap with her one-year-old son Rennie

Katharine McPhee Shares Rare New Photo of Son Rennie During Summer Getaway with Husband David Foster

Katharine McPhee Rocks Workout Crop Top & Leggings On Boat Trip Through Capri: Photos

Katharine McPhee, 38, and husband David Foster, 72, enjoy boat trip in Capri