'Glee's' 100th Episode: Heather Morris Among Original Stars Returning

Co-creator Ryan Murphy has invited all of the musical's original castmembers to return for the special episode. Glee's 100th episode is shaping up to be a special one. In addition to letting fans pick 10 of the show's most beloved performances for a remix treatment, co-creator Ryan Murphy has extended the option to return to all of the show's original castmembers. Murphy noted "all" of the Glee "originals" were invited to return for the March 18 episode and has confirmed several of the former se...