The 100th episode of the hit Fox musical series "Glee" airs March 18 and featured original New Directions members Amber Riley (Mercedes), Mark Salling (Puck), Dianna Agron (Quinn), Harry Shum, Jr. (Mike) and Heather Morris (Brittany) as well as Chace Crawford and Tony Award winner Kristin Chenoweth. The cast celebrated with a Tuesday night party at Chateau Marmont in Hollywood.
SOURCE: Playbill at 04:43PM on March 19, 2014