It's sweeping the nation," jokes the actor, who reflected on the 1989 rom-com in an interview with PEOPLE Billy Crystal says there’s a moment from When Harry Met Sally that fans have been quoting back to him lately — and no,

To further commemorate the film, Hellmann’s teamed up with Katz’s Deli. Through Sunday, February 9, they are offering a "What She’s Having’ Sandwich" Package which includes recipes, Hellmann’s mayonnaise Katz’s turkey and their famous hand-carved pastrami with fresh rye bread. Visit katzsdelicatessen.com for more details.

Meg Ryan and Billy Crystal have reunited in the famed Katz’s deli to recreate the famous “fake orgasm” scene from their beloved movie When Harry Met Sally.