Blazer has appeared on Broadway in Me and My Girl, A Change in the Heir, Titanic and 45 Seconds From Broadway. Her off-Broadway credits include Hello Again which was also at the Newhouse, Jack's Holiday and Hurrah at Last. Her regional theater credits include mountings of Funny Girl, The Night Governess, The Miracle Worker, Peter Pan and On the Twentieth Century.
A musical version of Federico Garcia Lorca's The House of Bernarda Alba, Bernarda Alba tells the story of a newly widowed mother Rashad, who enforces her iron will on her large household, only to have her daughters Blazer, James, Murphy, Rubin-Vega and Santiago overwhelm her tyranny. The show features words and music by Michael John LaChiusa and direction and choreography by Graciela Daniele.