VIDEO : Katharine McPhee Defends Herself From People Criticizing Her Engagement

Katharine McPhee has recently gotten engaged with David Foster. Instead of being happy for them many people have criticized her for being with someone much older. According to Us Weekly, people were referring to Foster as her ?dad.? Yet McPhee was not going to take the criticism and took to Twitter to defend herself. She told people they should worry more about registering to vote than who she?s marrying.