David Foster's three daughters have joked that the biggest problem they have with their step mum is 'how hot she is'. The iconic songwriter, 70, tied the knot with the 36-year-old American Idol contestant Katharine McPhee over a year ago, and it seems the family have really hit it off.
Sitting down for an interview with People magazine, David's daughters Sarah, 39, Erin, 37, and Jordan, 34, had nothing but praise for Katharine - despite them being around the same age.
During their interview, the trio also revealed they were envious of Katharine's amazing bikini figure. "Our biggest issue with (Katharine) is how hot she is,” Erin jokingly told the publication.
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