Marisa Roffman SPOILER ALERT: Do not read if you have not yet watched “Strange Bedfellows,” the midseason return of “Riverdale” Season 5.After more than four months, the fifth season of “Riverdale” returned to The CW with a jam-packed hour titled “Strange Bedfellows.” In it, Jughead (Cole Sprouse) opted to leave town, Betty (Lili Reinhart) shared the infamous voicemail message from Jughead that fractured their relationship, and Archie (K.J.