[1] Spencer made her Broadway debut in July 2007 as Amber Von Tussle in Hairspray, replacing Brynn O'Malley.
[6] Spencer played the role of Éponine in Les Misérables at the Pittsburgh Civic Light Opera which ran from July 7–19, 2009.
From November 7, 2017, to January 14, 2018, Spencer held the role of Polly Baker in Crazy for You at Signature Theatre (Arlington, Virginia).
[10] Spencer played one of the Divas in the Broadway production of Priscilla, Queen of the Desert, which opened in March 2011 at the Palace Theatre.
[11] She took over the role of Sherrie in the Broadway production of Rock of Ages from Emily Padgett on May 10, 2012, and was succeeded by fellow "You're The One That I Want" contestant, Kate Rockwell, in January 2013.