Mind-Blowing Meg Ryan Theory: The How I Met Your Mother Spinoff Is Actually When Harry Met Sally!
Description:How I Met Your Mother creators, fans might be onto you. The surprise casting of Meg Ryan in the HIMYM spinoff as "Future Sally" has given viewers another colossal Aha! moment: The creators are totally doing When Harry Met Sally mixed with Sleepless in Seattle! Its fairly certain that executive producers Craig Thomas and Carter Bays have decided to get their Frankenstein on and blend all three movies together to make TV's greatest romantic comedy of all-time.(0:47)