American Idol Katharine McPhee reportedly dating one of her 'Scorpion' co-stars 09/26/2014 Katharine McPhee is reportedly dating someone new -- and another person she works with. Read More RELATED NEWS Katharine McPhee leaves David Foster tour after "horrible" family tragedy'American Idol' alum Kellie Pickler's husband Kyle Jacobs dead from apparent suicideKatharine McPhee gives birth to first child with David Foster TAGS: American Idol Katharine McPhee Mary McCormack Michael Morris Elyes Gabel Scorpion
