It's Prom Night on 'Riverdale' Tonight - Watch A Sneak Peek!

Cheryl (Madelaine Petsch) and Toni (Vanessa Morgan) share a slow dance together for prom night on Riverdale.

In tonight’s new episode, “Chapter Fifty-Five: Prom Night”, Betty (Lili Reinhart) takes matters into her own hands after learning some unsettling news about her father. Mary (Molly Ringwald) grows concerned by Archie’s (KJ Apa) desire to take boxing to the next level.

Elsewhere, Cheryl runs into a roadblock during her campaign for prom queen, while Jughead (Cole Sprouse) and Betty’s plan to confront the Gargoyle King takes an unexpected turn.

Riverdale airs TONIGHT, May 1st @ 8PM ET/PT on The CW.