Rob Reiner famously cast his mother in a key scene in his 1989 classic When Harry Met Sally — but he now says he may not have realized how awkward directing it was going to be.

The director appeared on CBS’ 60 Minutes on Sunday night, where he opened up about his newly released sequel, Spinal Tap II: The End Continues , as well as his late-’80s hit starring Meg Ryan and Billy Crystal .

The latter starred Crystal and Ryan as the title characters, and the two had a key scene in the film where Sally and Harry are having lunch at a busy deli. Their conversation consists of Sally trying to convince a dubious Harry that at least one of his past sexual partners has more than likely faked orgasm with him. Sally fakes the act — loudly, while banging on her table — and brings stares

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