American Idol Katharine McPhee reveals her father's Daniel McPhee death -- "We are completely heartbroken and devastated" 07/17/2018 Katharine McPhee is feeling "heartbroken" in the wake of her father's death. Read More RELATED NEWS 'American Idol' alum Mandisa's cause of death revealed'American Idol' alum Mandisa dead at age 47Katharine McPhee leaves David Foster tour after "horrible" family tragedy TAGS: American Idol Katharine McPhee David Foster Waitress
