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

It’s a reunion 35 years in the making, thanks to mayonnaise. More than three decades after the romantic comedy “When Harry Met Sally” first hit theaters, Billy Crystal and Meg Ryan are finally back together.