Continuity mistake: When Josie looks at the folder with Archie's songs, and starts singing them, the folder cover is hanging, while she holds it. The cover then ends up tucked into Josie's hand without her moving it.
Riverdale (2016)
1 mistake in show generally - chronological order
Starring: Cole Sprouse, K.J. Apa, Camila Mendes, Lili Reinhart
Betty Cooper: I'm not gonna ask what you did with Veronica at Cheryl's. I'm asking you now, right now, if you love me, Archie, or even like me?
Archie Andrews: Of course I love you, Betty. But I can't give you the answer you want.
Betty Cooper: Why?
Archie Andrews: You are so perfect. I've never been good enough for you. I'll never be good enough for you.