I even attempted phone sex, but the operators were unavailable. The film shares a resemblance to “Harvey” (1950), except instead of an unseen rabbit, it’s an invisible girlfriend (“Poppy”) who captures the attention of “Pete” (Noël Fielding). He maintains a very close connection with this imagined woman until she announces over breakfast at a café that she's expecting. "Pete" is understandably shocked and they go the…