"Mamma Mia!" on Broadway+MSG -- [Sept 2009 - Feb 2015]
- "Sophie’s best friends, Halle Morse and Monette McKay, provide a real shot of youthful adrenaline and really sell their scenes, particularly as the glue that holds the whole bachelorette party sequence." -JK's Theatre Scene
In addition to performing 8 shows a week at the Winter Garden Theatre, Halle performed concerts at Madison Square Garden, Lincoln Center, and volunteered as a performer with Broadway Cares/Equity Fights AIDS.