Katharine McPhee On David Foster 35-Year Age Gap: 'I Was Concerned' About Perception At First

David Foster's Daughters' 'Biggest Issue' w/ Katharine McPhee

the moment katharine mcphee and david foster fell in love on american idol

Katharine McPhee on her love story with David Foster

Does David Foster Regret Having Son w/ Katharine McPhee At 71?

3 yr Rennie Foster debut at Kennedy Center w/parents David Foster & Kat McPhee

🌹David Foster and Katharine McPhee's beautiful marriage ❤️💍 #love #celebritymarriage #davidfoster

Katharine McPhee and David Foster don't care about their age gap

Top 10 Celebrity Couples With A Huge Age Difference

Kat McPhee and David Foster talk about married life! 🤣

Famous couples with big age gaps

#exclusive Katharine McPhee Is seen in nyc #exclusive #entertainment #fashion #

Yolanda Foster Admits She Was Blindsided by David Foster Divorce

Kat McPhee and David perform 'Singing in the Rain'

David Foster talks 35-year age gap with wife Katharine McPhee: 'We have it pretty together'

Kat McPhee and David Foster talk about CHRISTMAS ALBUM

The truth about David Foster and Katharine McPhee's relationship #davidfoster #katharinemcphee

David Foster and Katharine McPhee's love story defies the ages | Hooked Up To Hitched | Page Six

David Foster Gets Candid about Katharine McPhee and Yolanda Hadid

A timeline of Katharine McPhee and David Foster's relationship