VIDEO : 'Riverdale' Releases 'Heathers: The Musical' Episode Poster

Riverdale fans are getting excited for the series' second-annual musical episode. Comicbook.com reports the CW released a brand new poster for the special episode on Tuesday, depicting some of the series' stars as characters from 'Heathers: The Musical.' The episode, called, "Chapter Fifty-One: Big Fun", features Veronica as Heather McNamara, Cheryl Blossom as Heather Chandler, Betty as Heather Duke, and Josie as Veronica Sawyer. 'Heathers: The Musical,' which was a real-life Off-Broadway hit based on the original movie, features a song named "Big Fun", which is set around a wild high school party. The episode is set to air on the CW on March 20.