Erin Foster's Workout Confession About Stepmom Katharine McPhee Will Make You Scream With Laughter

Katharine McPhee Proves Baby Rennie Is Never Alone in His Crib With Precious Nursery Photos

Katharine McPhee spotted arriving at recording studio with husband David Foster in Hollywood

Make-up free Katharine McPhee, 37, pumps breast milk and dotes on her baby son Rennie