Katharine McPhee, 37, poses in a bikini 10 months after welcoming first child

Katharine McPhee: David and I Didn't Take 'Masked Singer' 'Too Seriously'

David Foster Praises Wife Katharine McPhee as a 'Triple Threat' After 'Masked Singer' Unmasking (Exclusive)

The Masked Singer: Katharine McPhee and husband David Foster unmask after performing as Banana Split