Twin baby girls dancing YouTube video: Twins dance in unison to dad's guitar, featured on Today Show

Eleven-month-old identical twin girls have garnered Internet fame after gleefully dancing in unison to their father's guitar playing and singing.

Video of the synchronized dancing has been watched more than two million times on YouTube.

The girls and their parents were featured on the Today Show on Thursday morning.

Watch video of their dancing below and prepare to smile (For mobile and tablet users: http://youtu.be/to7uIG8KYhg )