Katharine McPhee, 37, Wears Grey Dress On Rare Lunch Date With Husband David Foster, 71 — See Pics

Katharine McPhee and her husband David Foster appear to be ever the happy couple in Beverly Hills

Katharine McPhee spends her second wedding anniversary in an inflatable pool with her son Rennie

Katharine McPhee Hosts Her Own Version of "Mommy & Me" While Drinking a Beer