Katharine McPhee shared a video Friday of her and David Foster’s “genius” 2-year-old son, Rennie, playing ... drum set as his 16-time Grammy-winning dad proudly watched. “my 2 year old bab ...

Katharine McPhee and David Foster’s ‘Genius’ Son Plays The Drums at 2 Katherine McPhee and David Foster's son Rennie has gone viral for his incredible drum playing skills at only two years old.