plural of Johnny-one-note

Viola bicolor (American field pansy) / Viola cornuta (tufted pansy) / Viola pedunculata (California golden violet) / Viola tricolor (heartsease, wild pansy, pansy, et al.)

plural of Johnny-jump-up

(idiomatic, chiefly US, Canada) A person (or organization) who often expresses a strong opinion or viewpoint on a single subject or a few particular subjects.

(idiomatic) A man who is infatuated with one or more theatrical actresses and who routinely lingers in and around theatres in an effort to meet and form relationships with the female(s) of his affection.

plural of stage-door Johnny