Erin Foster Jokes About Working Out with Stepmom Katharine McPhee in Planking Photo with Sister Jordan
McPhee became the stepmom to Erin, Jordan Foster, Sara Foster, Allison Foster and Amy Foster after marrying David Foster in 2019.
Erin and Sara Foster Launch Clothing Line Favorite Daughter: 'We Never Saw Ourselves as Designers'
"We always want to make sure that we are wearing things that represent our personality and that we can live comfortably in," the sisters tell PEOPLE exclusively of their debut clothing collection
David Foster and His Daughters on Difficult Past and Life Now: 'We've Worked Hard to Get Here'
"We've never been in the business of wanting to appear perfect and pretend that there aren't cracks," Erin Foster tells PEOPLE of her family
David Foster's Daughters Joke Their Only Issue with His Wife Katharine McPhee 'Is How Hot She Is'
David Foster opens up about how he found his happily ever after with wife Katharine McPhee in this week's issue of PEOPLE
Erin Foster Defends Herself After Saying 'Not to Brag but What a Time to Have Already Had' Wedding
"It's a wedding not a death everyone needs to relax," Erin Foster wrote on Instagram
See Inside Sisters Sara and Erin Foster's 'Chic and Cozy' Shared Office: 'We've Found Our Groove'
"We just really wanted to create an environment where people wanted to be," Sara told PEOPLE of the bright and eclectic new space
