Joan of Arcadia - Season 2 Episode 15 -

As Valentine's Day approaches, Joan worries that her romance with Adam could be sabotaged by his "perky blonde assistant" (Haylie Duff). Meanwhile, God tells Joan to familiarize herself with the poetry of the Romantic movement; Kevin keeps it a secret from Helen that he's going out with her ex-nun pal Lilly (Constance Zimmer); and Will debates whether to inform his wife of his problems with Lucy.