Sutton Foster offers finely crafted finishes at George Mason concert
Sutton Foster, Broadway's busy leading lady turned hopeful TV star (ABC Family's "Bunheads"), chose to glow softly rather than to beam white-hot Saturday night at George Mason University's Concert Hall. Of course, the irresistible Foster, in a teal cocktail dress and with her dark hair cascading over her shoulders, delivered rousing showstoppers; the encores came from her Tony-winning turns in "Thoroughly Modern Mill…