Olivia Munn cracks joke about David Foster and Katharine McPhee
Composer David Foster, 68, got engaged to Katharine, 34, earlier this year. The singer is younger than David's two famous daughters Sara, 37, and Erin, 36.
Composer David Foster, 68, got engaged to Katharine, 34, earlier this year. The singer is younger than David's two famous daughters Sara, 37, and Erin, 36.