From the Broadway openings of The Anarchist and Golden Boy to Gypsy of the Year and Chicago's landmark 6,681st performance, December was a busy month as the theater world ushered out a great year.

December also featured Roundabout Theatre Company's benefit reunion concert staging of Stephen Sondheim and John Weidman's musical, Assassins. We enlisted cast members Anne L. Nathan (currently of Once) and Tony Award nominee Marc Kudisch (9 to 5) to steal us some great shots backstage, and they provided plenty of ‘em!

Here are our choices for the best photos the last days of 2012 had to offer.