'Let Her Live'! Katharine McPhee’s Stepdaughters Defend Her Bikini Pic

Erin and Sara Foster Step In After Critics "Shame" Stepmom Katharine McPhee's Bikini Photo

David Foster's Daughters Erin & Sara Defend Katharine McPhee, Praise Post About Her Body

Katharine McPhee Defends Husband David Foster's Comments About Her Post-Baby Body