It was the faux 'Star Spangled Banner' seen around the world.  Beyonce lip-synching the National Anthem at President Barack Obama's inauguration Monday.  One music insider is stepping to her defense.

Jan Smith, a prominent vocal coach who trains the voices of Rob Thomas, Usher, Colbie Caillat, and Justin Bieber, is going easy on Beyonce. 

Beyonce Caught Lip-Synching National Anthem



Here she explains why the star may have needed some extra insurance with a pre-recorded track:

Smith goes on to say the 'Star Spangled Banner' can be intimidating for even the most seasoned performers:

What advice does Jan Smith give her famous clients?