Petsch clapped back at an Instagram troll who made a rude comment on Morgan's pregnancy announcement.
ET has been with the cast of 'Riverdale' since their very first year at Comic-Con and we're looking back at the stars' wildest moments.
It’s officially happening: 'Riverdale' is getting a time jump in season 5 and ET has the secrets of when it's planned to take place!
See Lili Reinhart, KJ Apa, Cole Sprouse, Camila Mendes and more 'Riverdale' stars slaying red carpets!
Mills' lengthy post came after reports the couple had gone their separate ways on Wednesday.
The couple's last red carpet appearance together was in October.
In this week's after show, we're taking a look at 'Riverdale's ultra-emotional therapy episode and how this will change the show.
Only ET was on the set of 'Riverdale's first-ever Halloween episode, and the cast is spilling what they really think of their costumes!
We've got something sweeter than candy! Only ET was on set of 'Riverdale's Halloween episode with Madelaine Petsch and Vanessa Morgan.
Riverdale: Madelaine Petsch & Vanessa Morgan Reveal Choni's Dream Date! | Sweetwater Secrets
Only ET was on the set of 'Riverdale's first-ever Halloween episode and we asked six of your favorite stars to spill on-set secrets.
ET spoke with the 'Riverdale' star at ELLE's Women in Hollywood Awards about why she admires Portman so much.
That's right, Choni fans – get ready to swoon. ET has your official full look at Cheryl as Poison Ivy and Toni as Harley Quinn!
Creator Roberto Aguirre-Sacasa says he knew 'very early on' that they wanted Fred's death to be heroic.
